66937220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16487}}^1$

素因数の和:16532

約数の個数: 48

約数和(自身を含む): 166199040

約数和(自身を除く): 99261820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 16487, 32974, 65948, 82435, 115409, 164870, 230818, 329740, 461636, 478123, 577045, 956246, 1154090, 1912492, 2308180, 2390615, 3346861, 4781230, 6693722, 9562460, 13387444, 16734305, 33468610, 66937220]

約数ペア:

[(1, 66937220), (2, 33468610), (4, 16734305), (5, 13387444), (7, 9562460), (10, 6693722), (14, 4781230), (20, 3346861), (28, 2390615), (29, 2308180), (35, 1912492), (58, 1154090), (70, 956246), (116, 577045), (140, 478123), (145, 461636), (203, 329740), (290, 230818), (406, 164870), (580, 115409), (812, 82435), (1015, 65948), (2030, 32974), (4060, 16487)]