81029260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8423}}^1$

素因数の和:8482

約数の個数: 48

約数和(自身を含む): 188225856

約数和(自身を除く): 107196596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 8423, 9620, 16846, 33692, 42115, 84230, 109499, 168460, 218998, 311651, 437996, 547495, 623302, 1094990, 1246604, 1558255, 2189980, 3116510, 4051463, 6233020, 8102926, 16205852, 20257315, 40514630, 81029260]

約数ペア:

[(1, 81029260), (2, 40514630), (4, 20257315), (5, 16205852), (10, 8102926), (13, 6233020), (20, 4051463), (26, 3116510), (37, 2189980), (52, 1558255), (65, 1246604), (74, 1094990), (130, 623302), (148, 547495), (185, 437996), (260, 311651), (370, 218998), (481, 168460), (740, 109499), (962, 84230), (1924, 42115), (2405, 33692), (4810, 16846), (8423, 9620)]