61379890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42923}}^1$

素因数の和:42954

約数の個数: 32

約数和(自身を含む): 129802176

約数和(自身を除く): 68422286

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 42923, 85846, 214615, 429230, 472153, 557999, 944306, 1115998, 2360765, 2789995, 4721530, 5579990, 6137989, 12275978, 30689945, 61379890]

約数ペア:

[(1, 61379890), (2, 30689945), (5, 12275978), (10, 6137989), (11, 5579990), (13, 4721530), (22, 2789995), (26, 2360765), (55, 1115998), (65, 944306), (110, 557999), (130, 472153), (143, 429230), (286, 214615), (715, 85846), (1430, 42923)]