72984990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{187141}}^1$

素因数の和:187164

約数の個数: 32

約数和(自身を含む): 188639136

約数和(自身を除く): 115654146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 187141, 374282, 561423, 935705, 1122846, 1871410, 2432833, 2807115, 4865666, 5614230, 7298499, 12164165, 14596998, 24328330, 36492495, 72984990]

約数ペア:

[(1, 72984990), (2, 36492495), (3, 24328330), (5, 14596998), (6, 12164165), (10, 7298499), (13, 5614230), (15, 4865666), (26, 2807115), (30, 2432833), (39, 1871410), (65, 1122846), (78, 935705), (130, 561423), (195, 374282), (390, 187141)]