25826190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66221}}^1$

素因数の和:66244

約数の個数: 32

約数和(自身を含む): 66751776

約数和(自身を除く): 40925586

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 66221, 132442, 198663, 331105, 397326, 662210, 860873, 993315, 1721746, 1986630, 2582619, 4304365, 5165238, 8608730, 12913095, 25826190]

約数ペア:

[(1, 25826190), (2, 12913095), (3, 8608730), (5, 5165238), (6, 4304365), (10, 2582619), (13, 1986630), (15, 1721746), (26, 993315), (30, 860873), (39, 662210), (65, 397326), (78, 331105), (130, 198663), (195, 132442), (390, 66221)]