78821210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2671}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 153522432

約数和(自身を除く): 74701222

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 227, 454, 1135, 2270, 2671, 2951, 5342, 5902, 13355, 14755, 26710, 29510, 34723, 69446, 173615, 347230, 606317, 1212634, 3031585, 6063170, 7882121, 15764242, 39410605, 78821210]

約数ペア:

[(1, 78821210), (2, 39410605), (5, 15764242), (10, 7882121), (13, 6063170), (26, 3031585), (65, 1212634), (130, 606317), (227, 347230), (454, 173615), (1135, 69446), (2270, 34723), (2671, 29510), (2951, 26710), (5342, 14755), (5902, 13355)]