427288625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{557}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 596975184

約数和(自身を除く): 169686559

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 323, 361, 425, 475, 557, 1615, 1805, 2125, 2375, 2785, 6137, 8075, 9025, 9469, 10583, 13925, 30685, 40375, 45125, 47345, 52915, 69625, 153425, 179911, 201077, 236725, 264575, 767125, 899555, 1005385, 1183625, 1322875, 3418309, 4497775, 5026925, 17091545, 22488875, 25134625, 85457725, 427288625]

約数ペア:

[(1, 427288625), (5, 85457725), (17, 25134625), (19, 22488875), (25, 17091545), (85, 5026925), (95, 4497775), (125, 3418309), (323, 1322875), (361, 1183625), (425, 1005385), (475, 899555), (557, 767125), (1615, 264575), (1805, 236725), (2125, 201077), (2375, 179911), (2785, 153425), (6137, 69625), (8075, 52915), (9025, 47345), (9469, 45125), (10583, 40375), (13925, 30685)]