89743120

素因数分解:

$2^4\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1657}}^1$

素因数の和:2347

約数の個数: 40

約数和(自身を含む): 209087064

約数和(自身を除く): 119343944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677, 1354, 1657, 2708, 3314, 3385, 5416, 6628, 6770, 8285, 10832, 13256, 13540, 16570, 26512, 27080, 33140, 54160, 66280, 132560, 1121789, 2243578, 4487156, 5608945, 8974312, 11217890, 17948624, 22435780, 44871560, 89743120]

約数ペア:

[(1, 89743120), (2, 44871560), (4, 22435780), (5, 17948624), (8, 11217890), (10, 8974312), (16, 5608945), (20, 4487156), (40, 2243578), (80, 1121789), (677, 132560), (1354, 66280), (1657, 54160), (2708, 33140), (3314, 27080), (3385, 26512), (5416, 16570), (6628, 13540), (6770, 13256), (8285, 10832)]