88217500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{71}}^2$

素因数の和:173

約数の個数: 90

約数和(自身を含む): 223622168

約数和(自身を除く): 135404668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 125, 140, 142, 175, 250, 284, 350, 355, 497, 500, 625, 700, 710, 875, 994, 1250, 1420, 1750, 1775, 1988, 2485, 2500, 3500, 3550, 4375, 4970, 5041, 7100, 8750, 8875, 9940, 10082, 12425, 17500, 17750, 20164, 24850, 25205, 35287, 35500, 44375, 49700, 50410, 62125, 70574, 88750, 100820, 124250, 126025, 141148, 176435, 177500, 248500, 252050, 310625, 352870, 504100, 621250, 630125, 705740, 882175, 1242500, 1260250, 1764350, 2520500, 3150625, 3528700, 4410875, 6301250, 8821750, 12602500, 17643500, 22054375, 44108750, 88217500]

約数ペア:

[(1, 88217500), (2, 44108750), (4, 22054375), (5, 17643500), (7, 12602500), (10, 8821750), (14, 6301250), (20, 4410875), (25, 3528700), (28, 3150625), (35, 2520500), (50, 1764350), (70, 1260250), (71, 1242500), (100, 882175), (125, 705740), (140, 630125), (142, 621250), (175, 504100), (250, 352870), (284, 310625), (350, 252050), (355, 248500), (497, 177500), (500, 176435), (625, 141148), (700, 126025), (710, 124250), (875, 100820), (994, 88750), (1250, 70574), (1420, 62125), (1750, 50410), (1775, 49700), (1988, 44375), (2485, 35500), (2500, 35287), (3500, 25205), (3550, 24850), (4375, 20164), (4970, 17750), (5041, 17500), (7100, 12425), (8750, 10082), (8875, 9940)]