66207340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{883}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 146135808

約数和(自身を除く): 79928468

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 163, 230, 326, 460, 652, 815, 883, 1630, 1766, 3260, 3532, 3749, 4415, 7498, 8830, 14996, 17660, 18745, 20309, 37490, 40618, 74980, 81236, 101545, 143929, 203090, 287858, 406180, 575716, 719645, 1439290, 2878580, 3310367, 6620734, 13241468, 16551835, 33103670, 66207340]

約数ペア:

[(1, 66207340), (2, 33103670), (4, 16551835), (5, 13241468), (10, 6620734), (20, 3310367), (23, 2878580), (46, 1439290), (92, 719645), (115, 575716), (163, 406180), (230, 287858), (326, 203090), (460, 143929), (652, 101545), (815, 81236), (883, 74980), (1630, 40618), (1766, 37490), (3260, 20309), (3532, 18745), (3749, 17660), (4415, 14996), (7498, 8830)]