415642775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 576445248

約数和(自身を除く): 160802473

約数列:

[1, 5, 17, 23, 25, 85, 101, 115, 391, 421, 425, 505, 575, 1717, 1955, 2105, 2323, 2525, 7157, 8585, 9683, 9775, 10525, 11615, 35785, 39491, 42521, 42925, 48415, 58075, 164611, 178925, 197455, 212605, 242075, 722857, 823055, 977983, 987275, 1063025, 3614285, 4115275, 4889915, 16625711, 18071425, 24449575, 83128555, 415642775]

約数ペア:

[(1, 415642775), (5, 83128555), (17, 24449575), (23, 18071425), (25, 16625711), (85, 4889915), (101, 4115275), (115, 3614285), (391, 1063025), (421, 987275), (425, 977983), (505, 823055), (575, 722857), (1717, 242075), (1955, 212605), (2105, 197455), (2323, 178925), (2525, 164611), (7157, 58075), (8585, 48415), (9683, 42925), (9775, 42521), (10525, 39491), (11615, 35785)]