71135740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2557}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 162443232

約数和(自身を除く): 91307492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2557, 2782, 5114, 5564, 6955, 10228, 12785, 13910, 25570, 27820, 33241, 51140, 66482, 132964, 166205, 273599, 332410, 547198, 664820, 1094396, 1367995, 2735990, 3556787, 5471980, 7113574, 14227148, 17783935, 35567870, 71135740]

約数ペア:

[(1, 71135740), (2, 35567870), (4, 17783935), (5, 14227148), (10, 7113574), (13, 5471980), (20, 3556787), (26, 2735990), (52, 1367995), (65, 1094396), (107, 664820), (130, 547198), (214, 332410), (260, 273599), (428, 166205), (535, 132964), (1070, 66482), (1391, 51140), (2140, 33241), (2557, 27820), (2782, 25570), (5114, 13910), (5564, 12785), (6955, 10228)]