70878860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2081}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 161596512

約数和(自身を除く): 90717652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2081, 2620, 3406, 4162, 6812, 8324, 8515, 10405, 17030, 20810, 27053, 34060, 41620, 54106, 108212, 135265, 270530, 272611, 541060, 545222, 1090444, 1363055, 2726110, 3543943, 5452220, 7087886, 14175772, 17719715, 35439430, 70878860]

約数ペア:

[(1, 70878860), (2, 35439430), (4, 17719715), (5, 14175772), (10, 7087886), (13, 5452220), (20, 3543943), (26, 2726110), (52, 1363055), (65, 1090444), (130, 545222), (131, 541060), (260, 272611), (262, 270530), (524, 135265), (655, 108212), (1310, 54106), (1703, 41620), (2081, 34060), (2620, 27053), (3406, 20810), (4162, 17030), (6812, 10405), (8324, 8515)]