77842070

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 142884000

約数和(自身を除く): 65041930

約数列:

[1, 2, 5, 10, 89, 149, 178, 298, 445, 587, 745, 890, 1174, 1490, 2935, 5870, 13261, 26522, 52243, 66305, 87463, 104486, 132610, 174926, 261215, 437315, 522430, 874630, 7784207, 15568414, 38921035, 77842070]

約数ペア:

[(1, 77842070), (2, 38921035), (5, 15568414), (10, 7784207), (89, 874630), (149, 522430), (178, 437315), (298, 261215), (445, 174926), (587, 132610), (745, 104486), (890, 87463), (1174, 66305), (1490, 52243), (2935, 26522), (5870, 13261)]