178261850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6689}}^1$

素因数の和:6755

約数の個数: 48

約数和(自身を含む): 365835960

約数和(自身を除く): 187574110

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 1025, 1066, 2050, 2665, 5330, 6689, 13325, 13378, 26650, 33445, 66890, 86957, 167225, 173914, 274249, 334450, 434785, 548498, 869570, 1371245, 2173925, 2742490, 3565237, 4347850, 6856225, 7130474, 13712450, 17826185, 35652370, 89130925, 178261850]

約数ペア:

[(1, 178261850), (2, 89130925), (5, 35652370), (10, 17826185), (13, 13712450), (25, 7130474), (26, 6856225), (41, 4347850), (50, 3565237), (65, 2742490), (82, 2173925), (130, 1371245), (205, 869570), (325, 548498), (410, 434785), (533, 334450), (650, 274249), (1025, 173914), (1066, 167225), (2050, 86957), (2665, 66890), (5330, 33445), (6689, 26650), (13325, 13378)]