155026376

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 296498880

約数和(自身を除く): 141472504

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 491, 647, 982, 1294, 1964, 2588, 3928, 5176, 29951, 39467, 59902, 78934, 119804, 157868, 239608, 315736, 317677, 635354, 1270708, 2541416, 19378297, 38756594, 77513188, 155026376]

約数ペア:

[(1, 155026376), (2, 77513188), (4, 38756594), (8, 19378297), (61, 2541416), (122, 1270708), (244, 635354), (488, 317677), (491, 315736), (647, 239608), (982, 157868), (1294, 119804), (1964, 78934), (2588, 59902), (3928, 39467), (5176, 29951)]