80431216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{295703}}^1$

素因数の和:295728

約数の個数: 20

約数和(自身を含む): 165002832

約数和(自身を除く): 84571616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 295703, 591406, 1182812, 2365624, 4731248, 5026951, 10053902, 20107804, 40215608, 80431216]

約数ペア:

[(1, 80431216), (2, 40215608), (4, 20107804), (8, 10053902), (16, 5026951), (17, 4731248), (34, 2365624), (68, 1182812), (136, 591406), (272, 295703)]