85449020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{487}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 186267648

約数和(自身を除く): 100818628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 283, 310, 487, 566, 620, 974, 1132, 1415, 1948, 2435, 2830, 4870, 5660, 8773, 9740, 15097, 17546, 30194, 35092, 43865, 60388, 75485, 87730, 137821, 150970, 175460, 275642, 301940, 551284, 689105, 1378210, 2756420, 4272451, 8544902, 17089804, 21362255, 42724510, 85449020]

約数ペア:

[(1, 85449020), (2, 42724510), (4, 21362255), (5, 17089804), (10, 8544902), (20, 4272451), (31, 2756420), (62, 1378210), (124, 689105), (155, 551284), (283, 301940), (310, 275642), (487, 175460), (566, 150970), (620, 137821), (974, 87730), (1132, 75485), (1415, 60388), (1948, 43865), (2435, 35092), (2830, 30194), (4870, 17546), (5660, 15097), (8773, 9740)]