84390800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16229}}^1$

素因数の和:16260

約数の個数: 60

約数和(自身を含む): 218358420

約数和(自身を除く): 133967620

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 16229, 32458, 64916, 81145, 129832, 162290, 210977, 259664, 324580, 405725, 421954, 649160, 811450, 843908, 1054885, 1298320, 1622900, 1687816, 2109770, 3245800, 3375632, 4219540, 5274425, 6491600, 8439080, 10548850, 16878160, 21097700, 42195400, 84390800]

約数ペア:

[(1, 84390800), (2, 42195400), (4, 21097700), (5, 16878160), (8, 10548850), (10, 8439080), (13, 6491600), (16, 5274425), (20, 4219540), (25, 3375632), (26, 3245800), (40, 2109770), (50, 1687816), (52, 1622900), (65, 1298320), (80, 1054885), (100, 843908), (104, 811450), (130, 649160), (200, 421954), (208, 405725), (260, 324580), (325, 259664), (400, 210977), (520, 162290), (650, 129832), (1040, 81145), (1300, 64916), (2600, 32458), (5200, 16229)]