8261819920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1\times {\mathrm{2437}}^1$

素因数の和:3848

約数の個数: 80

約数和(自身を含む): 19851015168

約数和(自身を除く): 11589195248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 1367, 2437, 2480, 2734, 4874, 5468, 6835, 9748, 10936, 12185, 13670, 19496, 21872, 24370, 27340, 38992, 42377, 48740, 54680, 75547, 84754, 97480, 109360, 151094, 169508, 194960, 211885, 302188, 339016, 377735, 423770, 604376, 678032, 755470, 847540, 1208752, 1510940, 1695080, 3021880, 3331379, 3390160, 6043760, 6662758, 13325516, 16656895, 26651032, 33313790, 53302064, 66627580, 103272749, 133255160, 206545498, 266510320, 413090996, 516363745, 826181992, 1032727490, 1652363984, 2065454980, 4130909960, 8261819920]

約数ペア:

[(1, 8261819920), (2, 4130909960), (4, 2065454980), (5, 1652363984), (8, 1032727490), (10, 826181992), (16, 516363745), (20, 413090996), (31, 266510320), (40, 206545498), (62, 133255160), (80, 103272749), (124, 66627580), (155, 53302064), (248, 33313790), (310, 26651032), (496, 16656895), (620, 13325516), (1240, 6662758), (1367, 6043760), (2437, 3390160), (2480, 3331379), (2734, 3021880), (4874, 1695080), (5468, 1510940), (6835, 1208752), (9748, 847540), (10936, 755470), (12185, 678032), (13670, 604376), (19496, 423770), (21872, 377735), (24370, 339016), (27340, 302188), (38992, 211885), (42377, 194960), (48740, 169508), (54680, 151094), (75547, 109360), (84754, 97480)]