77645980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 168499296

約数和(自身を除く): 90853316

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 317, 331, 370, 634, 662, 740, 1268, 1324, 1585, 1655, 3170, 3310, 6340, 6620, 11729, 12247, 23458, 24494, 46916, 48988, 58645, 61235, 104927, 117290, 122470, 209854, 234580, 244940, 419708, 524635, 1049270, 2098540, 3882299, 7764598, 15529196, 19411495, 38822990, 77645980]

約数ペア:

[(1, 77645980), (2, 38822990), (4, 19411495), (5, 15529196), (10, 7764598), (20, 3882299), (37, 2098540), (74, 1049270), (148, 524635), (185, 419708), (317, 244940), (331, 234580), (370, 209854), (634, 122470), (662, 117290), (740, 104927), (1268, 61235), (1324, 58645), (1585, 48988), (1655, 46916), (3170, 24494), (3310, 23458), (6340, 12247), (6620, 11729)]