64789448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{1327}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 129081600

約数和(自身を除く): 64292152

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 359, 718, 1327, 1436, 2654, 2872, 5308, 6103, 10616, 12206, 22559, 24412, 45118, 48824, 90236, 180472, 476393, 952786, 1905572, 3811144, 8098681, 16197362, 32394724, 64789448]

約数ペア:

[(1, 64789448), (2, 32394724), (4, 16197362), (8, 8098681), (17, 3811144), (34, 1905572), (68, 952786), (136, 476393), (359, 180472), (718, 90236), (1327, 48824), (1436, 45118), (2654, 24412), (2872, 22559), (5308, 12206), (6103, 10616)]