38140775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{5279}}^1$

素因数の和:5323

約数の個数: 18

約数和(自身を含む): 50249760

約数和(自身を除く): 12108985

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 5279, 7225, 26395, 89743, 131975, 448715, 1525631, 2243575, 7628155, 38140775]

約数ペア:

[(1, 38140775), (5, 7628155), (17, 2243575), (25, 1525631), (85, 448715), (289, 131975), (425, 89743), (1445, 26395), (5279, 7225)]