278349536

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1213}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 561683808

約数和(自身を除く): 283334272

約数列:

[1, 2, 4, 8, 16, 32, 71, 101, 142, 202, 284, 404, 568, 808, 1136, 1213, 1616, 2272, 2426, 3232, 4852, 7171, 9704, 14342, 19408, 28684, 38816, 57368, 86123, 114736, 122513, 172246, 229472, 245026, 344492, 490052, 688984, 980104, 1377968, 1960208, 2755936, 3920416, 8698423, 17396846, 34793692, 69587384, 139174768, 278349536]

約数ペア:

[(1, 278349536), (2, 139174768), (4, 69587384), (8, 34793692), (16, 17396846), (32, 8698423), (71, 3920416), (101, 2755936), (142, 1960208), (202, 1377968), (284, 980104), (404, 688984), (568, 490052), (808, 344492), (1136, 245026), (1213, 229472), (1616, 172246), (2272, 122513), (2426, 114736), (3232, 86123), (4852, 57368), (7171, 38816), (9704, 28684), (14342, 19408)]