67828540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260879}}^1$

素因数の和:260901

約数の個数: 24

約数和(自身を含む): 153397440

約数和(自身を除く): 85568900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 260879, 521758, 1043516, 1304395, 2608790, 3391427, 5217580, 6782854, 13565708, 16957135, 33914270, 67828540]

約数ペア:

[(1, 67828540), (2, 33914270), (4, 16957135), (5, 13565708), (10, 6782854), (13, 5217580), (20, 3391427), (26, 2608790), (52, 1304395), (65, 1043516), (130, 521758), (260, 260879)]