72881384

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{80621}}^1$

素因数の和:80740

約数の個数: 16

約数和(自身を含む): 137863620

約数和(自身を除く): 64982236

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 80621, 161242, 322484, 644968, 9110173, 18220346, 36440692, 72881384]

約数ペア:

[(1, 72881384), (2, 36440692), (4, 18220346), (8, 9110173), (113, 644968), (226, 322484), (452, 161242), (904, 80621)]