64947680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:688

約数の個数: 96

約数和(自身を含む): 177375744

約数和(自身を除く): 112428064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 103, 112, 140, 160, 206, 224, 280, 412, 515, 560, 563, 721, 824, 1030, 1120, 1126, 1442, 1648, 2060, 2252, 2815, 2884, 3296, 3605, 3941, 4120, 4504, 5630, 5768, 7210, 7882, 8240, 9008, 11260, 11536, 14420, 15764, 16480, 18016, 19705, 22520, 23072, 28840, 31528, 39410, 45040, 57680, 57989, 63056, 78820, 90080, 115360, 115978, 126112, 157640, 231956, 289945, 315280, 405923, 463912, 579890, 630560, 811846, 927824, 1159780, 1623692, 1855648, 2029615, 2319560, 3247384, 4059230, 4639120, 6494768, 8118460, 9278240, 12989536, 16236920, 32473840, 64947680]

約数ペア:

[(1, 64947680), (2, 32473840), (4, 16236920), (5, 12989536), (7, 9278240), (8, 8118460), (10, 6494768), (14, 4639120), (16, 4059230), (20, 3247384), (28, 2319560), (32, 2029615), (35, 1855648), (40, 1623692), (56, 1159780), (70, 927824), (80, 811846), (103, 630560), (112, 579890), (140, 463912), (160, 405923), (206, 315280), (224, 289945), (280, 231956), (412, 157640), (515, 126112), (560, 115978), (563, 115360), (721, 90080), (824, 78820), (1030, 63056), (1120, 57989), (1126, 57680), (1442, 45040), (1648, 39410), (2060, 31528), (2252, 28840), (2815, 23072), (2884, 22520), (3296, 19705), (3605, 18016), (3941, 16480), (4120, 15764), (4504, 14420), (5630, 11536), (5768, 11260), (7210, 9008), (7882, 8240)]