168781600

素因数分解:

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

素因数の和:16262

約数の個数: 72

約数和(自身を含む): 443760660

約数和(自身を除く): 274979060

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 16229, 32458, 64916, 81145, 129832, 162290, 210977, 259664, 324580, 405725, 421954, 519328, 649160, 811450, 843908, 1054885, 1298320, 1622900, 1687816, 2109770, 2596640, 3245800, 3375632, 4219540, 5274425, 6491600, 6751264, 8439080, 10548850, 12983200, 16878160, 21097700, 33756320, 42195400, 84390800, 168781600]

約数ペア:

[(1, 168781600), (2, 84390800), (4, 42195400), (5, 33756320), (8, 21097700), (10, 16878160), (13, 12983200), (16, 10548850), (20, 8439080), (25, 6751264), (26, 6491600), (32, 5274425), (40, 4219540), (50, 3375632), (52, 3245800), (65, 2596640), (80, 2109770), (100, 1687816), (104, 1622900), (130, 1298320), (160, 1054885), (200, 843908), (208, 811450), (260, 649160), (325, 519328), (400, 421954), (416, 405725), (520, 324580), (650, 259664), (800, 210977), (1040, 162290), (1300, 129832), (2080, 81145), (2600, 64916), (5200, 32458), (10400, 16229)]