22128875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 29652480

約数和(自身を除く): 7523605

約数列:

[1, 5, 23, 25, 43, 115, 125, 179, 215, 575, 895, 989, 1075, 2875, 4117, 4475, 4945, 5375, 7697, 20585, 22375, 24725, 38485, 102925, 123625, 177031, 192425, 514625, 885155, 962125, 4425775, 22128875]

約数ペア:

[(1, 22128875), (5, 4425775), (23, 962125), (25, 885155), (43, 514625), (115, 192425), (125, 177031), (179, 123625), (215, 102925), (575, 38485), (895, 24725), (989, 22375), (1075, 20585), (2875, 7697), (4117, 5375), (4475, 4945)]