68133037040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1\times {\mathrm{20789}}^1$

素因数の和:21450

約数の個数: 80

約数和(自身を含む): 160926575040

約数和(自身を除く): 92793538000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 577, 710, 1136, 1154, 1420, 2308, 2840, 2885, 4616, 5680, 5770, 9232, 11540, 20789, 23080, 40967, 41578, 46160, 81934, 83156, 103945, 163868, 166312, 204835, 207890, 327736, 332624, 409670, 415780, 655472, 819340, 831560, 1476019, 1638680, 1663120, 2952038, 3277360, 5904076, 7380095, 11808152, 11995253, 14760190, 23616304, 23990506, 29520380, 47981012, 59040760, 59976265, 95962024, 118081520, 119952530, 191924048, 239905060, 479810120, 851662963, 959620240, 1703325926, 3406651852, 4258314815, 6813303704, 8516629630, 13626607408, 17033259260, 34066518520, 68133037040]

約数ペア:

[(1, 68133037040), (2, 34066518520), (4, 17033259260), (5, 13626607408), (8, 8516629630), (10, 6813303704), (16, 4258314815), (20, 3406651852), (40, 1703325926), (71, 959620240), (80, 851662963), (142, 479810120), (284, 239905060), (355, 191924048), (568, 119952530), (577, 118081520), (710, 95962024), (1136, 59976265), (1154, 59040760), (1420, 47981012), (2308, 29520380), (2840, 23990506), (2885, 23616304), (4616, 14760190), (5680, 11995253), (5770, 11808152), (9232, 7380095), (11540, 5904076), (20789, 3277360), (23080, 2952038), (40967, 1663120), (41578, 1638680), (46160, 1476019), (81934, 831560), (83156, 819340), (103945, 655472), (163868, 415780), (166312, 409670), (204835, 332624), (207890, 327736)]