67117720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23633}}^1$

素因数の和:23715

約数の個数: 32

約数和(自身を含む): 153148320

約数和(自身を除く): 86030600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 23633, 47266, 94532, 118165, 189064, 236330, 472660, 945320, 1677943, 3355886, 6711772, 8389715, 13423544, 16779430, 33558860, 67117720]

約数ペア:

[(1, 67117720), (2, 33558860), (4, 16779430), (5, 13423544), (8, 8389715), (10, 6711772), (20, 3355886), (40, 1677943), (71, 945320), (142, 472660), (284, 236330), (355, 189064), (568, 118165), (710, 94532), (1420, 47266), (2840, 23633)]