64120245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19699}}^1$

素因数の和:19745

約数の個数: 32

約数和(自身を含む): 121036800

約数和(自身を除く): 56916555

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 19699, 59097, 98495, 137893, 295485, 413679, 610669, 689465, 1832007, 2068395, 3053345, 4274683, 9160035, 12824049, 21373415, 64120245]

約数ペア:

[(1, 64120245), (3, 21373415), (5, 12824049), (7, 9160035), (15, 4274683), (21, 3053345), (31, 2068395), (35, 1832007), (93, 689465), (105, 610669), (155, 413679), (217, 295485), (465, 137893), (651, 98495), (1085, 59097), (3255, 19699)]