80481800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{57487}}^1$

素因数の和:57510

約数の個数: 48

約数和(自身を含む): 213855360

約数和(自身を除く): 133373560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 57487, 114974, 229948, 287435, 402409, 459896, 574870, 804818, 1149740, 1437175, 1609636, 2012045, 2299480, 2874350, 3219272, 4024090, 5748700, 8048180, 10060225, 11497400, 16096360, 20120450, 40240900, 80481800]

約数ペア:

[(1, 80481800), (2, 40240900), (4, 20120450), (5, 16096360), (7, 11497400), (8, 10060225), (10, 8048180), (14, 5748700), (20, 4024090), (25, 3219272), (28, 2874350), (35, 2299480), (40, 2012045), (50, 1609636), (56, 1437175), (70, 1149740), (100, 804818), (140, 574870), (175, 459896), (200, 402409), (280, 287435), (350, 229948), (700, 114974), (1400, 57487)]