85843760

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1307}}^1$

素因数の和:2141

約数の個数: 40

約数和(自身を含む): 199982736

約数和(自身を除く): 114138976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1307, 1642, 2614, 3284, 4105, 5228, 6535, 6568, 8210, 10456, 13070, 13136, 16420, 20912, 26140, 32840, 52280, 65680, 104560, 1073047, 2146094, 4292188, 5365235, 8584376, 10730470, 17168752, 21460940, 42921880, 85843760]

約数ペア:

[(1, 85843760), (2, 42921880), (4, 21460940), (5, 17168752), (8, 10730470), (10, 8584376), (16, 5365235), (20, 4292188), (40, 2146094), (80, 1073047), (821, 104560), (1307, 65680), (1642, 52280), (2614, 32840), (3284, 26140), (4105, 20912), (5228, 16420), (6535, 13136), (6568, 13070), (8210, 10456)]