25827720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2246

約数の個数: 64

約数和(自身を含む): 78287040

約数和(自身を除く): 52459320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2131, 2424, 3030, 4040, 4262, 6060, 6393, 8524, 10655, 12120, 12786, 17048, 21310, 25572, 31965, 42620, 51144, 63930, 85240, 127860, 215231, 255720, 430462, 645693, 860924, 1076155, 1291386, 1721848, 2152310, 2582772, 3228465, 4304620, 5165544, 6456930, 8609240, 12913860, 25827720]

約数ペア:

[(1, 25827720), (2, 12913860), (3, 8609240), (4, 6456930), (5, 5165544), (6, 4304620), (8, 3228465), (10, 2582772), (12, 2152310), (15, 1721848), (20, 1291386), (24, 1076155), (30, 860924), (40, 645693), (60, 430462), (101, 255720), (120, 215231), (202, 127860), (303, 85240), (404, 63930), (505, 51144), (606, 42620), (808, 31965), (1010, 25572), (1212, 21310), (1515, 17048), (2020, 12786), (2131, 12120), (2424, 10655), (3030, 8524), (4040, 6393), (4262, 6060)]