721813264

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{5623}}^1$

素因数の和:5815

約数の個数: 40

約数和(自身を含む): 1431015552

約数和(自身を除く): 709202288

約数列:

[1, 2, 4, 8, 16, 71, 113, 142, 226, 284, 452, 568, 904, 1136, 1808, 5623, 8023, 11246, 16046, 22492, 32092, 44984, 64184, 89968, 128368, 399233, 635399, 798466, 1270798, 1596932, 2541596, 3193864, 5083192, 6387728, 10166384, 45113329, 90226658, 180453316, 360906632, 721813264]

約数ペア:

[(1, 721813264), (2, 360906632), (4, 180453316), (8, 90226658), (16, 45113329), (71, 10166384), (113, 6387728), (142, 5083192), (226, 3193864), (284, 2541596), (452, 1596932), (568, 1270798), (904, 798466), (1136, 635399), (1808, 399233), (5623, 128368), (8023, 89968), (11246, 64184), (16046, 44984), (22492, 32092)]