156258380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{6571}}^1$

素因数の和:6650

約数の個数: 48

約数和(自身を含む): 347790240

約数和(自身を除く): 191531860

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 6571, 11890, 13142, 23780, 26284, 32855, 65710, 131420, 190559, 269411, 381118, 538822, 762236, 952795, 1077644, 1347055, 1905590, 2694110, 3811180, 5388220, 7812919, 15625838, 31251676, 39064595, 78129190, 156258380]

約数ペア:

[(1, 156258380), (2, 78129190), (4, 39064595), (5, 31251676), (10, 15625838), (20, 7812919), (29, 5388220), (41, 3811180), (58, 2694110), (82, 1905590), (116, 1347055), (145, 1077644), (164, 952795), (205, 762236), (290, 538822), (410, 381118), (580, 269411), (820, 190559), (1189, 131420), (2378, 65710), (4756, 32855), (5945, 26284), (6571, 23780), (11890, 13142)]