1330431875

素因数分解:

$5^4\times {\mathrm{1019}}^1\times {\mathrm{2089}}^1$

素因数の和:3128

約数の個数: 20

約数和(自身を含む): 1664935800

約数和(自身を除く): 334503925

約数列:

[1, 5, 25, 125, 625, 1019, 2089, 5095, 10445, 25475, 52225, 127375, 261125, 636875, 1305625, 2128691, 10643455, 53217275, 266086375, 1330431875]

約数ペア:

[(1, 1330431875), (5, 266086375), (25, 53217275), (125, 10643455), (625, 2128691), (1019, 1305625), (2089, 636875), (5095, 261125), (10445, 127375), (25475, 52225)]