180849080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{67481}}^1$

素因数の和:67559

約数の個数: 32

約数和(自身を含む): 412989840

約数和(自身を除く): 232140760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 67481, 134962, 269924, 337405, 539848, 674810, 1349620, 2699240, 4521227, 9042454, 18084908, 22606135, 36169816, 45212270, 90424540, 180849080]

約数ペア:

[(1, 180849080), (2, 90424540), (4, 45212270), (5, 36169816), (8, 22606135), (10, 18084908), (20, 9042454), (40, 4521227), (67, 2699240), (134, 1349620), (268, 674810), (335, 539848), (536, 337405), (670, 269924), (1340, 134962), (2680, 67481)]