291258850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 556839360

約数和(自身を除く): 265580510

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 131, 262, 265, 530, 655, 839, 1310, 1325, 1678, 2650, 3275, 4195, 6550, 6943, 8390, 13886, 20975, 34715, 41950, 44467, 69430, 88934, 109909, 173575, 219818, 222335, 347150, 444670, 549545, 1099090, 1111675, 2223350, 2747725, 5495450, 5825177, 11650354, 29125885, 58251770, 145629425, 291258850]

約数ペア:

[(1, 291258850), (2, 145629425), (5, 58251770), (10, 29125885), (25, 11650354), (50, 5825177), (53, 5495450), (106, 2747725), (131, 2223350), (262, 1111675), (265, 1099090), (530, 549545), (655, 444670), (839, 347150), (1310, 222335), (1325, 219818), (1678, 173575), (2650, 109909), (3275, 88934), (4195, 69430), (6550, 44467), (6943, 41950), (8390, 34715), (13886, 20975)]