8129641540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1\times {\mathrm{3617}}^1$

素因数の和:6408

約数の個数: 48

約数和(自身を含む): 17499860784

約数和(自身を除く): 9370219244

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2741, 3617, 5482, 7234, 10964, 13705, 14468, 18085, 27410, 36170, 54820, 72340, 112381, 148297, 224762, 296594, 449524, 561905, 593188, 741485, 1123810, 1482970, 2247620, 2965940, 9914197, 19828394, 39656788, 49570985, 99141970, 198283940, 406482077, 812964154, 1625928308, 2032410385, 4064820770, 8129641540]

約数ペア:

[(1, 8129641540), (2, 4064820770), (4, 2032410385), (5, 1625928308), (10, 812964154), (20, 406482077), (41, 198283940), (82, 99141970), (164, 49570985), (205, 39656788), (410, 19828394), (820, 9914197), (2741, 2965940), (3617, 2247620), (5482, 1482970), (7234, 1123810), (10964, 741485), (13705, 593188), (14468, 561905), (18085, 449524), (27410, 296594), (36170, 224762), (54820, 148297), (72340, 112381)]