25998645910

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1\times {\mathrm{66491}}^1$

素因数の和:67200

約数の個数: 32

約数和(自身を含む): 47639656224

約数和(自身を除く): 21641010314

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 641, 1282, 3205, 6410, 39101, 66491, 78202, 132982, 195505, 332455, 391010, 664910, 4055951, 8111902, 20279755, 40559510, 42620731, 85241462, 213103655, 426207310, 2599864591, 5199729182, 12999322955, 25998645910]

約数ペア:

[(1, 25998645910), (2, 12999322955), (5, 5199729182), (10, 2599864591), (61, 426207310), (122, 213103655), (305, 85241462), (610, 42620731), (641, 40559510), (1282, 20279755), (3205, 8111902), (6410, 4055951), (39101, 664910), (66491, 391010), (78202, 332455), (132982, 195505)]