17839375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 24967008

約数和(自身を除く): 7127633

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 125, 365, 391, 425, 575, 625, 1241, 1679, 1825, 1955, 2125, 2875, 6205, 8395, 9125, 9775, 10625, 14375, 28543, 31025, 41975, 45625, 48875, 142715, 155125, 209875, 244375, 713575, 775625, 1049375, 3567875, 17839375]

約数ペア:

[(1, 17839375), (5, 3567875), (17, 1049375), (23, 775625), (25, 713575), (73, 244375), (85, 209875), (115, 155125), (125, 142715), (365, 48875), (391, 45625), (425, 41975), (575, 31025), (625, 28543), (1241, 14375), (1679, 10625), (1825, 9775), (1955, 9125), (2125, 8395), (2875, 6205)]