66928370

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 122653440

約数和(自身を除く): 55725070

約数列:

[1, 2, 5, 10, 103, 181, 206, 359, 362, 515, 718, 905, 1030, 1795, 1810, 3590, 18643, 36977, 37286, 64979, 73954, 93215, 129958, 184885, 186430, 324895, 369770, 649790, 6692837, 13385674, 33464185, 66928370]

約数ペア:

[(1, 66928370), (2, 33464185), (5, 13385674), (10, 6692837), (103, 649790), (181, 369770), (206, 324895), (359, 186430), (362, 184885), (515, 129958), (718, 93215), (905, 73954), (1030, 64979), (1795, 37286), (1810, 36977), (3590, 18643)]