88688360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{51563}}^1$

素因数の和:51617

約数の個数: 32

約数和(自身を含む): 204193440

約数和(自身を除く): 115505080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 51563, 103126, 206252, 257815, 412504, 515630, 1031260, 2062520, 2217209, 4434418, 8868836, 11086045, 17737672, 22172090, 44344180, 88688360]

約数ペア:

[(1, 88688360), (2, 44344180), (4, 22172090), (5, 17737672), (8, 11086045), (10, 8868836), (20, 4434418), (40, 2217209), (43, 2062520), (86, 1031260), (172, 515630), (215, 412504), (344, 257815), (430, 206252), (860, 103126), (1720, 51563)]