68851840

素因数分解:

$2^7\times 5^1\times {\mathrm{107581}}^1$

素因数の和:107600

約数の個数: 32

約数和(自身を含む): 164600460

約数和(自身を除く): 95748620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 107581, 215162, 430324, 537905, 860648, 1075810, 1721296, 2151620, 3442592, 4303240, 6885184, 8606480, 13770368, 17212960, 34425920, 68851840]

約数ペア:

[(1, 68851840), (2, 34425920), (4, 17212960), (5, 13770368), (8, 8606480), (10, 6885184), (16, 4303240), (20, 3442592), (32, 2151620), (40, 1721296), (64, 1075810), (80, 860648), (128, 537905), (160, 430324), (320, 215162), (640, 107581)]