177565700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 418405512

約数和(自身を除く): 240839812

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 137, 260, 274, 325, 548, 650, 685, 997, 1300, 1370, 1781, 1994, 2740, 3425, 3562, 3988, 4985, 6850, 7124, 8905, 9970, 12961, 13700, 17810, 19940, 24925, 25922, 35620, 44525, 49850, 51844, 64805, 89050, 99700, 129610, 136589, 178100, 259220, 273178, 324025, 546356, 648050, 682945, 1296100, 1365890, 1775657, 2731780, 3414725, 3551314, 6829450, 7102628, 8878285, 13658900, 17756570, 35513140, 44391425, 88782850, 177565700]

約数ペア:

[(1, 177565700), (2, 88782850), (4, 44391425), (5, 35513140), (10, 17756570), (13, 13658900), (20, 8878285), (25, 7102628), (26, 6829450), (50, 3551314), (52, 3414725), (65, 2731780), (100, 1775657), (130, 1365890), (137, 1296100), (260, 682945), (274, 648050), (325, 546356), (548, 324025), (650, 273178), (685, 259220), (997, 178100), (1300, 136589), (1370, 129610), (1781, 99700), (1994, 89050), (2740, 64805), (3425, 51844), (3562, 49850), (3988, 44525), (4985, 35620), (6850, 25922), (7124, 24925), (8905, 19940), (9970, 17810), (12961, 13700)]