88180430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21881}}^1$

素因数の和:21932

約数の個数: 32

約数和(自身を含む): 176456448

約数和(自身を除く): 88276018

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 21881, 43762, 109405, 218810, 284453, 568906, 678311, 1356622, 1422265, 2844530, 3391555, 6783110, 8818043, 17636086, 44090215, 88180430]

約数ペア:

[(1, 88180430), (2, 44090215), (5, 17636086), (10, 8818043), (13, 6783110), (26, 3391555), (31, 2844530), (62, 1422265), (65, 1356622), (130, 678311), (155, 568906), (310, 284453), (403, 218810), (806, 109405), (2015, 43762), (4030, 21881)]