91791310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22777}}^1$

素因数の和:22828

約数の個数: 32

約数和(自身を含む): 183681792

約数和(自身を除く): 91890482

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 22777, 45554, 113885, 227770, 296101, 592202, 706087, 1412174, 1480505, 2961010, 3530435, 7060870, 9179131, 18358262, 45895655, 91791310]

約数ペア:

[(1, 91791310), (2, 45895655), (5, 18358262), (10, 9179131), (13, 7060870), (26, 3530435), (31, 2961010), (62, 1480505), (65, 1412174), (130, 706087), (155, 592202), (310, 296101), (403, 227770), (806, 113885), (2015, 45554), (4030, 22777)]