42175730

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 77552640

約数和(自身を除く): 35376910

約数列:

[1, 2, 5, 10, 79, 158, 197, 271, 394, 395, 542, 790, 985, 1355, 1970, 2710, 15563, 21409, 31126, 42818, 53387, 77815, 106774, 107045, 155630, 214090, 266935, 533870, 4217573, 8435146, 21087865, 42175730]

約数ペア:

[(1, 42175730), (2, 21087865), (5, 8435146), (10, 4217573), (79, 533870), (158, 266935), (197, 214090), (271, 155630), (394, 107045), (395, 106774), (542, 77815), (790, 53387), (985, 42818), (1355, 31126), (1970, 21409), (2710, 15563)]