68121430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9887}}^1$

素因数の和:9960

約数の個数: 32

約数和(自身を含む): 134555904

約数和(自身を除く): 66434474

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 9887, 19774, 49435, 98870, 128531, 257062, 524011, 642655, 1048022, 1285310, 2620055, 5240110, 6812143, 13624286, 34060715, 68121430]

約数ペア:

[(1, 68121430), (2, 34060715), (5, 13624286), (10, 6812143), (13, 5240110), (26, 2620055), (53, 1285310), (65, 1048022), (106, 642655), (130, 524011), (265, 257062), (530, 128531), (689, 98870), (1378, 49435), (3445, 19774), (6890, 9887)]