79898830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{4013}}^1$

素因数の和:4212

約数の個数: 32

約数和(自身を含む): 157798368

約数和(自身を除く): 77899538

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 3982, 4013, 8026, 9955, 19910, 20065, 40130, 44143, 88286, 220715, 441430, 726353, 1452706, 3631765, 7263530, 7989883, 15979766, 39949415, 79898830]

約数ペア:

[(1, 79898830), (2, 39949415), (5, 15979766), (10, 7989883), (11, 7263530), (22, 3631765), (55, 1452706), (110, 726353), (181, 441430), (362, 220715), (905, 88286), (1810, 44143), (1991, 40130), (3982, 20065), (4013, 19910), (8026, 9955)]