15678890045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{25171}}^1$

素因数の和:25270

約数の個数: 48

約数和(自身を含む): 23800226688

約数和(自身を除く): 8121336643

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1295, 1369, 2405, 3367, 6845, 9583, 16835, 17797, 25171, 47915, 88985, 124579, 125855, 176197, 327223, 622895, 880985, 931327, 1636115, 2290561, 4656635, 6519289, 11452805, 12107251, 32596445, 34459099, 60536255, 84750757, 172295495, 241213693, 423753785, 447968287, 1206068465, 2239841435, 3135778009, 15678890045]

約数ペア:

[(1, 15678890045), (5, 3135778009), (7, 2239841435), (13, 1206068465), (35, 447968287), (37, 423753785), (65, 241213693), (91, 172295495), (185, 84750757), (259, 60536255), (455, 34459099), (481, 32596445), (1295, 12107251), (1369, 11452805), (2405, 6519289), (3367, 4656635), (6845, 2290561), (9583, 1636115), (16835, 931327), (17797, 880985), (25171, 622895), (47915, 327223), (88985, 176197), (124579, 125855)]