20188093750

素因数分解:

$2^1\times 5^6\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 168

約数和(自身を含む): 43951781160

約数和(自身を除く): 23763687410

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 121, 125, 190, 209, 242, 250, 275, 281, 418, 475, 550, 562, 605, 625, 950, 1045, 1210, 1250, 1375, 1405, 2090, 2299, 2375, 2750, 2810, 3025, 3091, 3125, 4598, 4750, 5225, 5339, 6050, 6182, 6250, 6875, 7025, 10450, 10678, 11495, 11875, 13750, 14050, 15125, 15455, 15625, 22990, 23750, 26125, 26695, 30250, 30910, 31250, 34001, 34375, 35125, 52250, 53390, 57475, 58729, 59375, 68002, 68750, 70250, 75625, 77275, 114950, 117458, 118750, 130625, 133475, 151250, 154550, 170005, 171875, 175625, 261250, 266950, 287375, 293645, 296875, 340010, 343750, 351250, 378125, 386375, 574750, 587290, 593750, 646019, 653125, 667375, 756250, 772750, 850025, 878125, 1292038, 1306250, 1334750, 1436875, 1468225, 1700050, 1756250, 1890625, 1931875, 2873750, 2936450, 3230095, 3265625, 3336875, 3781250, 3863750, 4250125, 4390625, 6460190, 6531250, 6673750, 7184375, 7341125, 8500250, 8781250, 9659375, 14368750, 14682250, 16150475, 16684375, 19318750, 21250625, 32300950, 33368750, 35921875, 36705625, 42501250, 48296875, 71843750, 73411250, 80752375, 83421875, 96593750, 106253125, 161504750, 166843750, 183528125, 212506250, 367056250, 403761875, 531265625, 807523750, 917640625, 1062531250, 1835281250, 2018809375, 4037618750, 10094046875, 20188093750]

約数ペア:

[(1, 20188093750), (2, 10094046875), (5, 4037618750), (10, 2018809375), (11, 1835281250), (19, 1062531250), (22, 917640625), (25, 807523750), (38, 531265625), (50, 403761875), (55, 367056250), (95, 212506250), (110, 183528125), (121, 166843750), (125, 161504750), (190, 106253125), (209, 96593750), (242, 83421875), (250, 80752375), (275, 73411250), (281, 71843750), (418, 48296875), (475, 42501250), (550, 36705625), (562, 35921875), (605, 33368750), (625, 32300950), (950, 21250625), (1045, 19318750), (1210, 16684375), (1250, 16150475), (1375, 14682250), (1405, 14368750), (2090, 9659375), (2299, 8781250), (2375, 8500250), (2750, 7341125), (2810, 7184375), (3025, 6673750), (3091, 6531250), (3125, 6460190), (4598, 4390625), (4750, 4250125), (5225, 3863750), (5339, 3781250), (6050, 3336875), (6182, 3265625), (6250, 3230095), (6875, 2936450), (7025, 2873750), (10450, 1931875), (10678, 1890625), (11495, 1756250), (11875, 1700050), (13750, 1468225), (14050, 1436875), (15125, 1334750), (15455, 1306250), (15625, 1292038), (22990, 878125), (23750, 850025), (26125, 772750), (26695, 756250), (30250, 667375), (30910, 653125), (31250, 646019), (34001, 593750), (34375, 587290), (35125, 574750), (52250, 386375), (53390, 378125), (57475, 351250), (58729, 343750), (59375, 340010), (68002, 296875), (68750, 293645), (70250, 287375), (75625, 266950), (77275, 261250), (114950, 175625), (117458, 171875), (118750, 170005), (130625, 154550), (133475, 151250)]