88778820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113819}}^1$

素因数の和:113844

約数の個数: 48

約数和(自身を含む): 267704640

約数和(自身を除く): 178925820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 113819, 227638, 341457, 455276, 569095, 682914, 1138190, 1365828, 1479647, 1707285, 2276380, 2959294, 3414570, 4438941, 5918588, 6829140, 7398235, 8877882, 14796470, 17755764, 22194705, 29592940, 44389410, 88778820]

約数ペア:

[(1, 88778820), (2, 44389410), (3, 29592940), (4, 22194705), (5, 17755764), (6, 14796470), (10, 8877882), (12, 7398235), (13, 6829140), (15, 5918588), (20, 4438941), (26, 3414570), (30, 2959294), (39, 2276380), (52, 1707285), (60, 1479647), (65, 1365828), (78, 1138190), (130, 682914), (156, 569095), (195, 455276), (260, 341457), (390, 227638), (780, 113819)]