496640950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{26347}}^1$

素因数の和:26401

約数の個数: 48

約数和(自身を含む): 1029152880

約数和(自身を除く): 532511930

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3770, 9425, 18850, 26347, 52694, 131735, 263470, 342511, 658675, 685022, 764063, 1317350, 1528126, 1712555, 3425110, 3820315, 7640630, 8562775, 9932819, 17125550, 19101575, 19865638, 38203150, 49664095, 99328190, 248320475, 496640950]

約数ペア:

[(1, 496640950), (2, 248320475), (5, 99328190), (10, 49664095), (13, 38203150), (25, 19865638), (26, 19101575), (29, 17125550), (50, 9932819), (58, 8562775), (65, 7640630), (130, 3820315), (145, 3425110), (290, 1712555), (325, 1528126), (377, 1317350), (650, 764063), (725, 685022), (754, 658675), (1450, 342511), (1885, 263470), (3770, 131735), (9425, 52694), (18850, 26347)]