89187080

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13679}}^1$

素因数の和:13853

約数の個数: 32

約数和(自身を含む): 201916800

約数和(自身を除く): 112729720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 13679, 27358, 54716, 68395, 109432, 136790, 273580, 547160, 2229677, 4459354, 8918708, 11148385, 17837416, 22296770, 44593540, 89187080]

約数ペア:

[(1, 89187080), (2, 44593540), (4, 22296770), (5, 17837416), (8, 11148385), (10, 8918708), (20, 4459354), (40, 2229677), (163, 547160), (326, 273580), (652, 136790), (815, 109432), (1304, 68395), (1630, 54716), (3260, 27358), (6520, 13679)]