521273840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9769}}^1$

素因数の和:9834

約数の個数: 80

約数和(自身を含む): 1308398400

約数和(自身を除く): 787124560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 230, 232, 290, 368, 460, 464, 580, 667, 920, 1160, 1334, 1840, 2320, 2668, 3335, 5336, 6670, 9769, 10672, 13340, 19538, 26680, 39076, 48845, 53360, 78152, 97690, 156304, 195380, 224687, 283301, 390760, 449374, 566602, 781520, 898748, 1123435, 1133204, 1416505, 1797496, 2246870, 2266408, 2833010, 3594992, 4493740, 4532816, 5666020, 6515923, 8987480, 11332040, 13031846, 17974960, 22664080, 26063692, 32579615, 52127384, 65159230, 104254768, 130318460, 260636920, 521273840]

約数ペア:

[(1, 521273840), (2, 260636920), (4, 130318460), (5, 104254768), (8, 65159230), (10, 52127384), (16, 32579615), (20, 26063692), (23, 22664080), (29, 17974960), (40, 13031846), (46, 11332040), (58, 8987480), (80, 6515923), (92, 5666020), (115, 4532816), (116, 4493740), (145, 3594992), (184, 2833010), (230, 2266408), (232, 2246870), (290, 1797496), (368, 1416505), (460, 1133204), (464, 1123435), (580, 898748), (667, 781520), (920, 566602), (1160, 449374), (1334, 390760), (1840, 283301), (2320, 224687), (2668, 195380), (3335, 156304), (5336, 97690), (6670, 78152), (9769, 53360), (10672, 48845), (13340, 39076), (19538, 26680)]