64043634100

素因数分解:

$2^2\times 5^2\times {\mathrm{491}}^1\times {\mathrm{541}}^1\times {\mathrm{2411}}^1$

素因数の和:3457

約数の個数: 72

約数和(自身を含む): 139573004256

約数和(自身を除く): 75529370156

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 491, 541, 982, 1082, 1964, 2164, 2411, 2455, 2705, 4822, 4910, 5410, 9644, 9820, 10820, 12055, 12275, 13525, 24110, 24550, 27050, 48220, 49100, 54100, 60275, 120550, 241100, 265631, 531262, 1062524, 1183801, 1304351, 1328155, 2367602, 2608702, 2656310, 4735204, 5217404, 5312620, 5919005, 6521755, 6640775, 11838010, 13043510, 13281550, 23676020, 26087020, 26563100, 29595025, 32608775, 59190050, 65217550, 118380100, 130435100, 640436341, 1280872682, 2561745364, 3202181705, 6404363410, 12808726820, 16010908525, 32021817050, 64043634100]

約数ペア:

[(1, 64043634100), (2, 32021817050), (4, 16010908525), (5, 12808726820), (10, 6404363410), (20, 3202181705), (25, 2561745364), (50, 1280872682), (100, 640436341), (491, 130435100), (541, 118380100), (982, 65217550), (1082, 59190050), (1964, 32608775), (2164, 29595025), (2411, 26563100), (2455, 26087020), (2705, 23676020), (4822, 13281550), (4910, 13043510), (5410, 11838010), (9644, 6640775), (9820, 6521755), (10820, 5919005), (12055, 5312620), (12275, 5217404), (13525, 4735204), (24110, 2656310), (24550, 2608702), (27050, 2367602), (48220, 1328155), (49100, 1304351), (54100, 1183801), (60275, 1062524), (120550, 531262), (241100, 265631)]