85016680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2687}}^1$

素因数の和:2818

約数の個数: 64

約数和(自身を含む): 220631040

約数和(自身を除く): 135614360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 2687, 3164, 3955, 4520, 5374, 6328, 7910, 10748, 13435, 15820, 18809, 21496, 26870, 31640, 37618, 53740, 75236, 94045, 107480, 150472, 188090, 303631, 376180, 607262, 752360, 1214524, 1518155, 2125417, 2429048, 3036310, 4250834, 6072620, 8501668, 10627085, 12145240, 17003336, 21254170, 42508340, 85016680]

約数ペア:

[(1, 85016680), (2, 42508340), (4, 21254170), (5, 17003336), (7, 12145240), (8, 10627085), (10, 8501668), (14, 6072620), (20, 4250834), (28, 3036310), (35, 2429048), (40, 2125417), (56, 1518155), (70, 1214524), (113, 752360), (140, 607262), (226, 376180), (280, 303631), (452, 188090), (565, 150472), (791, 107480), (904, 94045), (1130, 75236), (1582, 53740), (2260, 37618), (2687, 31640), (3164, 26870), (3955, 21496), (4520, 18809), (5374, 15820), (6328, 13435), (7910, 10748)]