21330790250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{509}}^1$

素因数の和:862

約数の個数: 192

約数和(自身を含む): 50936221440

約数和(自身を除く): 29605431190

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 125, 154, 175, 245, 250, 275, 311, 350, 385, 490, 509, 539, 550, 622, 770, 875, 1018, 1078, 1225, 1375, 1555, 1750, 1925, 2177, 2450, 2545, 2695, 2750, 3110, 3421, 3563, 3850, 4354, 5090, 5390, 5599, 6125, 6842, 7126, 7775, 9625, 10885, 11198, 12250, 12725, 13475, 15239, 15550, 17105, 17815, 19250, 21770, 23947, 24941, 25450, 26950, 27995, 30478, 34210, 35630, 38875, 39193, 47894, 49882, 54425, 55990, 63625, 67375, 76195, 77750, 78386, 85525, 89075, 108850, 119735, 124705, 127250, 134750, 139975, 152390, 158299, 167629, 171050, 178150, 195965, 239470, 249410, 272125, 274351, 279950, 316598, 335258, 380975, 391930, 427625, 445375, 544250, 548702, 598675, 623525, 699875, 761950, 791495, 838145, 855250, 890750, 979825, 1108093, 1197350, 1247050, 1371755, 1399750, 1582990, 1676290, 1741289, 1904875, 1959650, 2216186, 2743510, 2993375, 3117625, 3482578, 3809750, 3957475, 4190725, 4899125, 5540465, 5986750, 6235250, 6858775, 7756651, 7914950, 8381450, 8706445, 9798250, 11080930, 12189023, 13717550, 15513302, 17412890, 19787375, 20953625, 24378046, 27702325, 34293875, 38783255, 39574750, 41907250, 43532225, 55404650, 60945115, 68587750, 77566510, 85323161, 87064450, 121890230, 138511625, 170646322, 193916275, 217661125, 277023250, 304725575, 387832550, 426615805, 435322250, 609451150, 853231610, 969581375, 1523627875, 1939162750, 2133079025, 3047255750, 4266158050, 10665395125, 21330790250]

約数ペア:

[(1, 21330790250), (2, 10665395125), (5, 4266158050), (7, 3047255750), (10, 2133079025), (11, 1939162750), (14, 1523627875), (22, 969581375), (25, 853231610), (35, 609451150), (49, 435322250), (50, 426615805), (55, 387832550), (70, 304725575), (77, 277023250), (98, 217661125), (110, 193916275), (125, 170646322), (154, 138511625), (175, 121890230), (245, 87064450), (250, 85323161), (275, 77566510), (311, 68587750), (350, 60945115), (385, 55404650), (490, 43532225), (509, 41907250), (539, 39574750), (550, 38783255), (622, 34293875), (770, 27702325), (875, 24378046), (1018, 20953625), (1078, 19787375), (1225, 17412890), (1375, 15513302), (1555, 13717550), (1750, 12189023), (1925, 11080930), (2177, 9798250), (2450, 8706445), (2545, 8381450), (2695, 7914950), (2750, 7756651), (3110, 6858775), (3421, 6235250), (3563, 5986750), (3850, 5540465), (4354, 4899125), (5090, 4190725), (5390, 3957475), (5599, 3809750), (6125, 3482578), (6842, 3117625), (7126, 2993375), (7775, 2743510), (9625, 2216186), (10885, 1959650), (11198, 1904875), (12250, 1741289), (12725, 1676290), (13475, 1582990), (15239, 1399750), (15550, 1371755), (17105, 1247050), (17815, 1197350), (19250, 1108093), (21770, 979825), (23947, 890750), (24941, 855250), (25450, 838145), (26950, 791495), (27995, 761950), (30478, 699875), (34210, 623525), (35630, 598675), (38875, 548702), (39193, 544250), (47894, 445375), (49882, 427625), (54425, 391930), (55990, 380975), (63625, 335258), (67375, 316598), (76195, 279950), (77750, 274351), (78386, 272125), (85525, 249410), (89075, 239470), (108850, 195965), (119735, 178150), (124705, 171050), (127250, 167629), (134750, 158299), (139975, 152390)]