85875920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1260

約数の個数: 80

約数和(自身を含む): 218236032

約数和(自身を除く): 132360112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1163, 1420, 1846, 2326, 2840, 3692, 4615, 4652, 5680, 5815, 7384, 9230, 9304, 11630, 14768, 15119, 18460, 18608, 23260, 30238, 36920, 46520, 60476, 73840, 75595, 82573, 93040, 120952, 151190, 165146, 241904, 302380, 330292, 412865, 604760, 660584, 825730, 1073449, 1209520, 1321168, 1651460, 2146898, 3302920, 4293796, 5367245, 6605840, 8587592, 10734490, 17175184, 21468980, 42937960, 85875920]

約数ペア:

[(1, 85875920), (2, 42937960), (4, 21468980), (5, 17175184), (8, 10734490), (10, 8587592), (13, 6605840), (16, 5367245), (20, 4293796), (26, 3302920), (40, 2146898), (52, 1651460), (65, 1321168), (71, 1209520), (80, 1073449), (104, 825730), (130, 660584), (142, 604760), (208, 412865), (260, 330292), (284, 302380), (355, 241904), (520, 165146), (568, 151190), (710, 120952), (923, 93040), (1040, 82573), (1136, 75595), (1163, 73840), (1420, 60476), (1846, 46520), (2326, 36920), (2840, 30238), (3692, 23260), (4615, 18608), (4652, 18460), (5680, 15119), (5815, 14768), (7384, 11630), (9230, 9304)]