131409830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{1373}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 251079264

約数和(自身を除く): 119669434

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 563, 1126, 1373, 2746, 2815, 5630, 6865, 9571, 13730, 19142, 23341, 46682, 47855, 95710, 116705, 233410, 772999, 1545998, 3864995, 7729990, 13140983, 26281966, 65704915, 131409830]

約数ペア:

[(1, 131409830), (2, 65704915), (5, 26281966), (10, 13140983), (17, 7729990), (34, 3864995), (85, 1545998), (170, 772999), (563, 233410), (1126, 116705), (1373, 95710), (2746, 47855), (2815, 46682), (5630, 23341), (6865, 19142), (9571, 13730)]