747368830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{3457}}^1$

素因数の和:5140

約数の個数: 32

約数和(自身を含む): 1450036224

約数和(自身を除く): 702667394

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1663, 3326, 3457, 6914, 8315, 16630, 17285, 21619, 34570, 43238, 44941, 89882, 108095, 216190, 224705, 449410, 5748991, 11497982, 28744955, 57489910, 74736883, 149473766, 373684415, 747368830]

約数ペア:

[(1, 747368830), (2, 373684415), (5, 149473766), (10, 74736883), (13, 57489910), (26, 28744955), (65, 11497982), (130, 5748991), (1663, 449410), (3326, 224705), (3457, 216190), (6914, 108095), (8315, 89882), (16630, 44941), (17285, 43238), (21619, 34570)]