20188077250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 41940467712

約数和(自身を除く): 21752390462

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 103, 110, 125, 206, 250, 263, 271, 275, 515, 526, 542, 550, 1030, 1133, 1315, 1355, 1375, 2266, 2575, 2630, 2710, 2750, 2893, 2981, 5150, 5665, 5786, 5962, 6575, 6775, 11330, 12875, 13150, 13550, 14465, 14905, 25750, 27089, 27913, 28325, 28930, 29810, 32875, 33875, 54178, 55826, 56650, 65750, 67750, 71273, 72325, 74525, 135445, 139565, 141625, 142546, 144650, 149050, 270890, 279130, 283250, 297979, 307043, 356365, 361625, 372625, 595958, 614086, 677225, 697825, 712730, 723250, 745250, 784003, 1354450, 1395650, 1489895, 1535215, 1568006, 1781825, 2979790, 3070430, 3386125, 3489125, 3563650, 3920015, 6772250, 6978250, 7341119, 7449475, 7676075, 7840030, 8909125, 14682238, 14898950, 15352150, 17818250, 19600075, 36705595, 37247375, 38380375, 39200150, 73411190, 74494750, 76760750, 80752309, 98000375, 161504618, 183527975, 196000750, 367055950, 403761545, 807523090, 917639875, 1835279750, 2018807725, 4037615450, 10094038625, 20188077250]

約数ペア:

[(1, 20188077250), (2, 10094038625), (5, 4037615450), (10, 2018807725), (11, 1835279750), (22, 917639875), (25, 807523090), (50, 403761545), (55, 367055950), (103, 196000750), (110, 183527975), (125, 161504618), (206, 98000375), (250, 80752309), (263, 76760750), (271, 74494750), (275, 73411190), (515, 39200150), (526, 38380375), (542, 37247375), (550, 36705595), (1030, 19600075), (1133, 17818250), (1315, 15352150), (1355, 14898950), (1375, 14682238), (2266, 8909125), (2575, 7840030), (2630, 7676075), (2710, 7449475), (2750, 7341119), (2893, 6978250), (2981, 6772250), (5150, 3920015), (5665, 3563650), (5786, 3489125), (5962, 3386125), (6575, 3070430), (6775, 2979790), (11330, 1781825), (12875, 1568006), (13150, 1535215), (13550, 1489895), (14465, 1395650), (14905, 1354450), (25750, 784003), (27089, 745250), (27913, 723250), (28325, 712730), (28930, 697825), (29810, 677225), (32875, 614086), (33875, 595958), (54178, 372625), (55826, 361625), (56650, 356365), (65750, 307043), (67750, 297979), (71273, 283250), (72325, 279130), (74525, 270890), (135445, 149050), (139565, 144650), (141625, 142546)]