99001640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 230808960

約数和(自身を除く): 131807320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 151, 185, 296, 302, 370, 443, 604, 740, 755, 886, 1208, 1480, 1510, 1772, 2215, 3020, 3544, 4430, 5587, 6040, 8860, 11174, 16391, 17720, 22348, 27935, 32782, 44696, 55870, 65564, 66893, 81955, 111740, 131128, 133786, 163910, 223480, 267572, 327820, 334465, 535144, 655640, 668930, 1337860, 2475041, 2675720, 4950082, 9900164, 12375205, 19800328, 24750410, 49500820, 99001640]

約数ペア:

[(1, 99001640), (2, 49500820), (4, 24750410), (5, 19800328), (8, 12375205), (10, 9900164), (20, 4950082), (37, 2675720), (40, 2475041), (74, 1337860), (148, 668930), (151, 655640), (185, 535144), (296, 334465), (302, 327820), (370, 267572), (443, 223480), (604, 163910), (740, 133786), (755, 131128), (886, 111740), (1208, 81955), (1480, 66893), (1510, 65564), (1772, 55870), (2215, 44696), (3020, 32782), (3544, 27935), (4430, 22348), (5587, 17720), (6040, 16391), (8860, 11174)]