80745392

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55457}}^1$

素因数の和:55485

約数の個数: 40

約数和(自身を含む): 192550176

約数和(自身を除く): 111804784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 55457, 110914, 221828, 388199, 443656, 720941, 776398, 887312, 1441882, 1552796, 2883764, 3105592, 5046587, 5767528, 6211184, 10093174, 11535056, 20186348, 40372696, 80745392]

約数ペア:

[(1, 80745392), (2, 40372696), (4, 20186348), (7, 11535056), (8, 10093174), (13, 6211184), (14, 5767528), (16, 5046587), (26, 3105592), (28, 2883764), (52, 1552796), (56, 1441882), (91, 887312), (104, 776398), (112, 720941), (182, 443656), (208, 388199), (364, 221828), (728, 110914), (1456, 55457)]