80635760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 200156832

約数和(自身を除く): 119521072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 211, 272, 281, 340, 422, 562, 680, 844, 1055, 1124, 1360, 1405, 1688, 2110, 2248, 2810, 3376, 3587, 4220, 4496, 4777, 5620, 7174, 8440, 9554, 11240, 14348, 16880, 17935, 19108, 22480, 23885, 28696, 35870, 38216, 47770, 57392, 59291, 71740, 76432, 95540, 118582, 143480, 191080, 237164, 286960, 296455, 382160, 474328, 592910, 948656, 1007947, 1185820, 2015894, 2371640, 4031788, 4743280, 5039735, 8063576, 10079470, 16127152, 20158940, 40317880, 80635760]

約数ペア:

[(1, 80635760), (2, 40317880), (4, 20158940), (5, 16127152), (8, 10079470), (10, 8063576), (16, 5039735), (17, 4743280), (20, 4031788), (34, 2371640), (40, 2015894), (68, 1185820), (80, 1007947), (85, 948656), (136, 592910), (170, 474328), (211, 382160), (272, 296455), (281, 286960), (340, 237164), (422, 191080), (562, 143480), (680, 118582), (844, 95540), (1055, 76432), (1124, 71740), (1360, 59291), (1405, 57392), (1688, 47770), (2110, 38216), (2248, 35870), (2810, 28696), (3376, 23885), (3587, 22480), (4220, 19108), (4496, 17935), (4777, 16880), (5620, 14348), (7174, 11240), (8440, 9554)]