200210408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{1423}}^1$

素因数の和:1881

約数の個数: 32

約数和(自身を含む): 385334400

約数和(自身を除く): 185123992

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 409, 818, 1423, 1636, 2846, 3272, 5692, 11384, 17587, 35174, 61189, 70348, 122378, 140696, 244756, 489512, 582007, 1164014, 2328028, 4656056, 25026301, 50052602, 100105204, 200210408]

約数ペア:

[(1, 200210408), (2, 100105204), (4, 50052602), (8, 25026301), (43, 4656056), (86, 2328028), (172, 1164014), (344, 582007), (409, 489512), (818, 244756), (1423, 140696), (1636, 122378), (2846, 70348), (3272, 61189), (5692, 35174), (11384, 17587)]