69876560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67189}}^1$

素因数の和:67215

約数の個数: 40

約数和(自身を含む): 174962760

約数和(自身を除く): 105086200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 67189, 134378, 268756, 335945, 537512, 671890, 873457, 1075024, 1343780, 1746914, 2687560, 3493828, 4367285, 5375120, 6987656, 8734570, 13975312, 17469140, 34938280, 69876560]

約数ペア:

[(1, 69876560), (2, 34938280), (4, 17469140), (5, 13975312), (8, 8734570), (10, 6987656), (13, 5375120), (16, 4367285), (20, 3493828), (26, 2687560), (40, 1746914), (52, 1343780), (65, 1075024), (80, 873457), (104, 671890), (130, 537512), (208, 335945), (260, 268756), (520, 134378), (1040, 67189)]