80870308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{28759}}^1$

素因数の和:28819

約数の個数: 24

約数和(自身を含む): 153003200

約数和(自身を除く): 72132892

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 28759, 57518, 115036, 546421, 1064083, 1092842, 2128166, 2185684, 4256332, 20217577, 40435154, 80870308]

約数ペア:

[(1, 80870308), (2, 40435154), (4, 20217577), (19, 4256332), (37, 2185684), (38, 2128166), (74, 1092842), (76, 1064083), (148, 546421), (703, 115036), (1406, 57518), (2812, 28759)]