85031200

素因数分解:

$2^5\times 5^2\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:854

約数の個数: 72

約数和(自身を含む): 209213172

約数和(自身を除く): 124181972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 157, 160, 200, 314, 400, 628, 677, 785, 800, 1256, 1354, 1570, 2512, 2708, 3140, 3385, 3925, 5024, 5416, 6280, 6770, 7850, 10832, 12560, 13540, 15700, 16925, 21664, 25120, 27080, 31400, 33850, 54160, 62800, 67700, 106289, 108320, 125600, 135400, 212578, 270800, 425156, 531445, 541600, 850312, 1062890, 1700624, 2125780, 2657225, 3401248, 4251560, 5314450, 8503120, 10628900, 17006240, 21257800, 42515600, 85031200]

約数ペア:

[(1, 85031200), (2, 42515600), (4, 21257800), (5, 17006240), (8, 10628900), (10, 8503120), (16, 5314450), (20, 4251560), (25, 3401248), (32, 2657225), (40, 2125780), (50, 1700624), (80, 1062890), (100, 850312), (157, 541600), (160, 531445), (200, 425156), (314, 270800), (400, 212578), (628, 135400), (677, 125600), (785, 108320), (800, 106289), (1256, 67700), (1354, 62800), (1570, 54160), (2512, 33850), (2708, 31400), (3140, 27080), (3385, 25120), (3925, 21664), (5024, 16925), (5416, 15700), (6280, 13540), (6770, 12560), (7850, 10832)]