82545820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2467}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 199019520

約数和(自身を除く): 116473700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 2467, 3346, 4780, 4934, 6692, 8365, 9868, 12335, 16730, 17269, 24670, 33460, 34538, 49340, 69076, 86345, 172690, 345380, 589613, 1179226, 2358452, 2948065, 4127291, 5896130, 8254582, 11792260, 16509164, 20636455, 41272910, 82545820]

約数ペア:

[(1, 82545820), (2, 41272910), (4, 20636455), (5, 16509164), (7, 11792260), (10, 8254582), (14, 5896130), (20, 4127291), (28, 2948065), (35, 2358452), (70, 1179226), (140, 589613), (239, 345380), (478, 172690), (956, 86345), (1195, 69076), (1673, 49340), (2390, 34538), (2467, 33460), (3346, 24670), (4780, 17269), (4934, 16730), (6692, 12335), (8365, 9868)]