173801480

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{13127}}^1$

素因数の和:13469

約数の個数: 32

約数和(自身を含む): 392264640

約数和(自身を除く): 218463160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13127, 13240, 26254, 52508, 65635, 105016, 131270, 262540, 525080, 4345037, 8690074, 17380148, 21725185, 34760296, 43450370, 86900740, 173801480]

約数ペア:

[(1, 173801480), (2, 86900740), (4, 43450370), (5, 34760296), (8, 21725185), (10, 17380148), (20, 8690074), (40, 4345037), (331, 525080), (662, 262540), (1324, 131270), (1655, 105016), (2648, 65635), (3310, 52508), (6620, 26254), (13127, 13240)]