20130308500

素因数分解:

$2^2\times 5^3\times {\mathrm{2531}}^1\times {\mathrm{15907}}^1$

素因数の和:18457

約数の個数: 48

約数和(自身を含む): 43984729152

約数和(自身を除く): 23854420652

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 2531, 5062, 10124, 12655, 15907, 25310, 31814, 50620, 63275, 63628, 79535, 126550, 159070, 253100, 316375, 318140, 397675, 632750, 795350, 1265500, 1590700, 1988375, 3976750, 7953500, 40260617, 80521234, 161042468, 201303085, 402606170, 805212340, 1006515425, 2013030850, 4026061700, 5032577125, 10065154250, 20130308500]

約数ペア:

[(1, 20130308500), (2, 10065154250), (4, 5032577125), (5, 4026061700), (10, 2013030850), (20, 1006515425), (25, 805212340), (50, 402606170), (100, 201303085), (125, 161042468), (250, 80521234), (500, 40260617), (2531, 7953500), (5062, 3976750), (10124, 1988375), (12655, 1590700), (15907, 1265500), (25310, 795350), (31814, 632750), (50620, 397675), (63275, 318140), (63628, 316375), (79535, 253100), (126550, 159070)]