53749020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68909}}^1$

素因数の和:68934

約数の個数: 48

約数和(自身を含む): 162076320

約数和(自身を除く): 108327300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 68909, 137818, 206727, 275636, 344545, 413454, 689090, 826908, 895817, 1033635, 1378180, 1791634, 2067270, 2687451, 3583268, 4134540, 4479085, 5374902, 8958170, 10749804, 13437255, 17916340, 26874510, 53749020]

約数ペア:

[(1, 53749020), (2, 26874510), (3, 17916340), (4, 13437255), (5, 10749804), (6, 8958170), (10, 5374902), (12, 4479085), (13, 4134540), (15, 3583268), (20, 2687451), (26, 2067270), (30, 1791634), (39, 1378180), (52, 1033635), (60, 895817), (65, 826908), (78, 689090), (130, 413454), (156, 344545), (195, 275636), (260, 206727), (390, 137818), (780, 68909)]