16401296500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{1699}}^1$

素因数の和:2210

約数の個数: 96

約数和(自身を含む): 36756720000

約数和(自身を除く): 20355423500

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 449, 500, 860, 898, 1075, 1699, 1796, 2150, 2245, 3398, 4300, 4490, 5375, 6796, 8495, 8980, 10750, 11225, 16990, 19307, 21500, 22450, 33980, 38614, 42475, 44900, 56125, 73057, 77228, 84950, 96535, 112250, 146114, 169900, 193070, 212375, 224500, 292228, 365285, 386140, 424750, 482675, 730570, 762851, 849500, 965350, 1461140, 1525702, 1826425, 1930700, 2413375, 3051404, 3652850, 3814255, 4826750, 7305700, 7628510, 9132125, 9653500, 15257020, 18264250, 19071275, 32802593, 36528500, 38142550, 65605186, 76285100, 95356375, 131210372, 164012965, 190712750, 328025930, 381425500, 656051860, 820064825, 1640129650, 3280259300, 4100324125, 8200648250, 16401296500]

約数ペア:

[(1, 16401296500), (2, 8200648250), (4, 4100324125), (5, 3280259300), (10, 1640129650), (20, 820064825), (25, 656051860), (43, 381425500), (50, 328025930), (86, 190712750), (100, 164012965), (125, 131210372), (172, 95356375), (215, 76285100), (250, 65605186), (430, 38142550), (449, 36528500), (500, 32802593), (860, 19071275), (898, 18264250), (1075, 15257020), (1699, 9653500), (1796, 9132125), (2150, 7628510), (2245, 7305700), (3398, 4826750), (4300, 3814255), (4490, 3652850), (5375, 3051404), (6796, 2413375), (8495, 1930700), (8980, 1826425), (10750, 1525702), (11225, 1461140), (16990, 965350), (19307, 849500), (21500, 762851), (22450, 730570), (33980, 482675), (38614, 424750), (42475, 386140), (44900, 365285), (56125, 292228), (73057, 224500), (77228, 212375), (84950, 193070), (96535, 169900), (112250, 146114)]