25018622540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1\times {\mathrm{42611}}^1$

素因数の和:43598

約数の個数: 48

約数和(自身を含む): 54292460544

約数和(自身を除く): 29273838004

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 947, 1894, 3788, 4735, 9470, 18940, 29357, 42611, 58714, 85222, 117428, 146785, 170444, 213055, 293570, 426110, 587140, 852220, 1320941, 2641882, 5283764, 6604705, 13209410, 26418820, 40352617, 80705234, 161410468, 201763085, 403526170, 807052340, 1250931127, 2501862254, 5003724508, 6254655635, 12509311270, 25018622540]

約数ペア:

[(1, 25018622540), (2, 12509311270), (4, 6254655635), (5, 5003724508), (10, 2501862254), (20, 1250931127), (31, 807052340), (62, 403526170), (124, 201763085), (155, 161410468), (310, 80705234), (620, 40352617), (947, 26418820), (1894, 13209410), (3788, 6604705), (4735, 5283764), (9470, 2641882), (18940, 1320941), (29357, 852220), (42611, 587140), (58714, 426110), (85222, 293570), (117428, 213055), (146785, 170444)]