111145100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1383

約数の個数: 72

約数和(自身を含む): 266649600

約数和(自身を除く): 155504500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 158, 220, 275, 316, 395, 550, 790, 869, 1100, 1279, 1580, 1738, 1975, 2558, 3476, 3950, 4345, 5116, 6395, 7900, 8690, 12790, 14069, 17380, 21725, 25580, 28138, 31975, 43450, 56276, 63950, 70345, 86900, 101041, 127900, 140690, 202082, 281380, 351725, 404164, 505205, 703450, 1010410, 1111451, 1406900, 2020820, 2222902, 2526025, 4445804, 5052050, 5557255, 10104100, 11114510, 22229020, 27786275, 55572550, 111145100]

約数ペア:

[(1, 111145100), (2, 55572550), (4, 27786275), (5, 22229020), (10, 11114510), (11, 10104100), (20, 5557255), (22, 5052050), (25, 4445804), (44, 2526025), (50, 2222902), (55, 2020820), (79, 1406900), (100, 1111451), (110, 1010410), (158, 703450), (220, 505205), (275, 404164), (316, 351725), (395, 281380), (550, 202082), (790, 140690), (869, 127900), (1100, 101041), (1279, 86900), (1580, 70345), (1738, 63950), (1975, 56276), (2558, 43450), (3476, 31975), (3950, 28138), (4345, 25580), (5116, 21725), (6395, 17380), (7900, 14069), (8690, 12790)]