20160010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 40055040

約数和(自身を除く): 19895030

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 151, 158, 169, 302, 338, 395, 755, 790, 845, 1027, 1510, 1690, 1963, 2054, 3926, 5135, 9815, 10270, 11929, 13351, 19630, 23858, 25519, 26702, 51038, 59645, 66755, 119290, 127595, 133510, 155077, 255190, 310154, 775385, 1550770, 2016001, 4032002, 10080005, 20160010]

約数ペア:

[(1, 20160010), (2, 10080005), (5, 4032002), (10, 2016001), (13, 1550770), (26, 775385), (65, 310154), (79, 255190), (130, 155077), (151, 133510), (158, 127595), (169, 119290), (302, 66755), (338, 59645), (395, 51038), (755, 26702), (790, 25519), (845, 23858), (1027, 19630), (1510, 13351), (1690, 11929), (1963, 10270), (2054, 9815), (3926, 5135)]