64128708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8209}}^1$

素因数の和:8257

約数の個数: 72

約数和(自身を含む): 191260160

約数和(自身を除く): 127131452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 8209, 16418, 24627, 32836, 49254, 57463, 73881, 98508, 114926, 147762, 172389, 229852, 254479, 295524, 344778, 508958, 517167, 689556, 763437, 1017916, 1034334, 1526874, 1781353, 2068668, 2290311, 3053748, 3562706, 4580622, 5344059, 7125412, 9161244, 10688118, 16032177, 21376236, 32064354, 64128708]

約数ペア:

[(1, 64128708), (2, 32064354), (3, 21376236), (4, 16032177), (6, 10688118), (7, 9161244), (9, 7125412), (12, 5344059), (14, 4580622), (18, 3562706), (21, 3053748), (28, 2290311), (31, 2068668), (36, 1781353), (42, 1526874), (62, 1034334), (63, 1017916), (84, 763437), (93, 689556), (124, 517167), (126, 508958), (186, 344778), (217, 295524), (252, 254479), (279, 229852), (372, 172389), (434, 147762), (558, 114926), (651, 98508), (868, 73881), (1116, 57463), (1302, 49254), (1953, 32836), (2604, 24627), (3906, 16418), (7812, 8209)]