68993860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3359}}^1$

素因数の和:3460

約数の個数: 48

約数和(自身を含む): 158054400

約数和(自身を除く): 89060540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 3359, 4108, 5135, 6718, 10270, 13436, 16795, 20540, 33590, 43667, 67180, 87334, 174668, 218335, 265361, 436670, 530722, 873340, 1061444, 1326805, 2653610, 3449693, 5307220, 6899386, 13798772, 17248465, 34496930, 68993860]

約数ペア:

[(1, 68993860), (2, 34496930), (4, 17248465), (5, 13798772), (10, 6899386), (13, 5307220), (20, 3449693), (26, 2653610), (52, 1326805), (65, 1061444), (79, 873340), (130, 530722), (158, 436670), (260, 265361), (316, 218335), (395, 174668), (790, 87334), (1027, 67180), (1580, 43667), (2054, 33590), (3359, 20540), (4108, 16795), (5135, 13436), (6718, 10270)]