84700720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3541}}^1$

素因数の和:3590

約数の個数: 80

約数和(自身を含む): 221360832

約数和(自身を除く): 136660112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 3541, 4784, 5980, 7082, 11960, 14164, 17705, 23920, 28328, 35410, 46033, 56656, 70820, 81443, 92066, 141640, 162886, 184132, 230165, 283280, 325772, 368264, 407215, 460330, 651544, 736528, 814430, 920660, 1058759, 1303088, 1628860, 1841320, 2117518, 3257720, 3682640, 4235036, 5293795, 6515440, 8470072, 10587590, 16940144, 21175180, 42350360, 84700720]

約数ペア:

[(1, 84700720), (2, 42350360), (4, 21175180), (5, 16940144), (8, 10587590), (10, 8470072), (13, 6515440), (16, 5293795), (20, 4235036), (23, 3682640), (26, 3257720), (40, 2117518), (46, 1841320), (52, 1628860), (65, 1303088), (80, 1058759), (92, 920660), (104, 814430), (115, 736528), (130, 651544), (184, 460330), (208, 407215), (230, 368264), (260, 325772), (299, 283280), (368, 230165), (460, 184132), (520, 162886), (598, 141640), (920, 92066), (1040, 81443), (1196, 70820), (1495, 56656), (1840, 46033), (2392, 35410), (2990, 28328), (3541, 23920), (4784, 17705), (5980, 14164), (7082, 11960)]