74904640

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2963}}^1$

素因数の和:3059

約数の個数: 56

約数和(自身を含む): 180685440

約数和(自身を除く): 105780800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 2963, 3160, 5056, 5926, 6320, 11852, 12640, 14815, 23704, 25280, 29630, 47408, 59260, 94816, 118520, 189632, 234077, 237040, 468154, 474080, 936308, 948160, 1170385, 1872616, 2340770, 3745232, 4681540, 7490464, 9363080, 14980928, 18726160, 37452320, 74904640]

約数ペア:

[(1, 74904640), (2, 37452320), (4, 18726160), (5, 14980928), (8, 9363080), (10, 7490464), (16, 4681540), (20, 3745232), (32, 2340770), (40, 1872616), (64, 1170385), (79, 948160), (80, 936308), (158, 474080), (160, 468154), (316, 237040), (320, 234077), (395, 189632), (632, 118520), (790, 94816), (1264, 59260), (1580, 47408), (2528, 29630), (2963, 25280), (3160, 23704), (5056, 14815), (5926, 12640), (6320, 11852)]