64285280

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10859}}^1$

素因数の和:10911

約数の個数: 48

約数和(自身を含む): 155993040

約数和(自身を除く): 91707760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 10859, 21718, 43436, 54295, 86872, 108590, 173744, 217180, 347488, 401783, 434360, 803566, 868720, 1607132, 1737440, 2008915, 3214264, 4017830, 6428528, 8035660, 12857056, 16071320, 32142640, 64285280]

約数ペア:

[(1, 64285280), (2, 32142640), (4, 16071320), (5, 12857056), (8, 8035660), (10, 6428528), (16, 4017830), (20, 3214264), (32, 2008915), (37, 1737440), (40, 1607132), (74, 868720), (80, 803566), (148, 434360), (160, 401783), (185, 347488), (296, 217180), (370, 173744), (592, 108590), (740, 86872), (1184, 54295), (1480, 43436), (2960, 21718), (5920, 10859)]