20131025590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{250979}}^1$

素因数の和:251616

約数の個数: 32

約数和(自身を含む): 39086621280

約数和(自身を除く): 18955595690

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 617, 1234, 3085, 6170, 8021, 16042, 40105, 80210, 250979, 501958, 1254895, 2509790, 3262727, 6525454, 16313635, 32627270, 154854043, 309708086, 774270215, 1548540430, 2013102559, 4026205118, 10065512795, 20131025590]

約数ペア:

[(1, 20131025590), (2, 10065512795), (5, 4026205118), (10, 2013102559), (13, 1548540430), (26, 774270215), (65, 309708086), (130, 154854043), (617, 32627270), (1234, 16313635), (3085, 6525454), (6170, 3262727), (8021, 2509790), (16042, 1254895), (40105, 501958), (80210, 250979)]