80578992

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 225485568

約数和(自身を除く): 144906576

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 263, 312, 491, 526, 624, 789, 982, 1052, 1473, 1578, 1964, 2104, 2946, 3156, 3419, 3928, 4208, 5892, 6312, 6383, 6838, 7856, 10257, 11784, 12624, 12766, 13676, 19149, 20514, 23568, 25532, 27352, 38298, 41028, 51064, 54704, 76596, 82056, 102128, 129133, 153192, 164112, 258266, 306384, 387399, 516532, 774798, 1033064, 1549596, 1678729, 2066128, 3099192, 3357458, 5036187, 6198384, 6714916, 10072374, 13429832, 20144748, 26859664, 40289496, 80578992]

約数ペア:

[(1, 80578992), (2, 40289496), (3, 26859664), (4, 20144748), (6, 13429832), (8, 10072374), (12, 6714916), (13, 6198384), (16, 5036187), (24, 3357458), (26, 3099192), (39, 2066128), (48, 1678729), (52, 1549596), (78, 1033064), (104, 774798), (156, 516532), (208, 387399), (263, 306384), (312, 258266), (491, 164112), (526, 153192), (624, 129133), (789, 102128), (982, 82056), (1052, 76596), (1473, 54704), (1578, 51064), (1964, 41028), (2104, 38298), (2946, 27352), (3156, 25532), (3419, 23568), (3928, 20514), (4208, 19149), (5892, 13676), (6312, 12766), (6383, 12624), (6838, 11784), (7856, 10257)]