66524140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 147780864

約数和(自身を除く): 81256724

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 2617, 5084, 5234, 6355, 10468, 12710, 13085, 25420, 26170, 52340, 81127, 107297, 162254, 214594, 324508, 405635, 429188, 536485, 811270, 1072970, 1622540, 2145940, 3326207, 6652414, 13304828, 16631035, 33262070, 66524140]

約数ペア:

[(1, 66524140), (2, 33262070), (4, 16631035), (5, 13304828), (10, 6652414), (20, 3326207), (31, 2145940), (41, 1622540), (62, 1072970), (82, 811270), (124, 536485), (155, 429188), (164, 405635), (205, 324508), (310, 214594), (410, 162254), (620, 107297), (820, 81127), (1271, 52340), (2542, 26170), (2617, 25420), (5084, 13085), (5234, 12710), (6355, 10468)]