77848160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2879}}^1$

素因数の和:2920

約数の個数: 72

約数和(自身を含む): 199221120

約数和(自身を除く): 121372960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 2879, 3380, 5408, 5758, 6760, 11516, 13520, 14395, 23032, 27040, 28790, 37427, 46064, 57580, 74854, 92128, 115160, 149708, 187135, 230320, 299416, 374270, 460640, 486551, 598832, 748540, 973102, 1197664, 1497080, 1946204, 2432755, 2994160, 3892408, 4865510, 5988320, 7784816, 9731020, 15569632, 19462040, 38924080, 77848160]

約数ペア:

[(1, 77848160), (2, 38924080), (4, 19462040), (5, 15569632), (8, 9731020), (10, 7784816), (13, 5988320), (16, 4865510), (20, 3892408), (26, 2994160), (32, 2432755), (40, 1946204), (52, 1497080), (65, 1197664), (80, 973102), (104, 748540), (130, 598832), (160, 486551), (169, 460640), (208, 374270), (260, 299416), (338, 230320), (416, 187135), (520, 149708), (676, 115160), (845, 92128), (1040, 74854), (1352, 57580), (1690, 46064), (2080, 37427), (2704, 28790), (2879, 27040), (3380, 23032), (5408, 14395), (5758, 13520), (6760, 11516)]