38998310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9677}}^1$

素因数の和:9728

約数の個数: 32

約数和(自身を含む): 78043392

約数和(自身を除く): 39045082

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 9677, 19354, 48385, 96770, 125801, 251602, 299987, 599974, 629005, 1258010, 1499935, 2999870, 3899831, 7799662, 19499155, 38998310]

約数ペア:

[(1, 38998310), (2, 19499155), (5, 7799662), (10, 3899831), (13, 2999870), (26, 1499935), (31, 1258010), (62, 629005), (65, 599974), (130, 299987), (155, 251602), (310, 125801), (403, 96770), (806, 48385), (2015, 19354), (4030, 9677)]