13225760

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 31534272

約数和(自身を除く): 18308512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 631, 655, 1048, 1262, 1310, 2096, 2524, 2620, 3155, 4192, 5048, 5240, 6310, 10096, 10480, 12620, 20192, 20960, 25240, 50480, 82661, 100960, 165322, 330644, 413305, 661288, 826610, 1322576, 1653220, 2645152, 3306440, 6612880, 13225760]

約数ペア:

[(1, 13225760), (2, 6612880), (4, 3306440), (5, 2645152), (8, 1653220), (10, 1322576), (16, 826610), (20, 661288), (32, 413305), (40, 330644), (80, 165322), (131, 100960), (160, 82661), (262, 50480), (524, 25240), (631, 20960), (655, 20192), (1048, 12620), (1262, 10480), (1310, 10096), (2096, 6310), (2524, 5240), (2620, 5048), (3155, 4192)]