80415398

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 140279040

約数和(自身を除く): 59863642

約数列:

[1, 2, 7, 14, 131, 163, 262, 269, 326, 538, 917, 1141, 1834, 1883, 2282, 3766, 21353, 35239, 42706, 43847, 70478, 87694, 149471, 246673, 298942, 306929, 493346, 613858, 5743957, 11487914, 40207699, 80415398]

約数ペア:

[(1, 80415398), (2, 40207699), (7, 11487914), (14, 5743957), (131, 613858), (163, 493346), (262, 306929), (269, 298942), (326, 246673), (538, 149471), (917, 87694), (1141, 70478), (1834, 43847), (1883, 42706), (2282, 35239), (3766, 21353)]