315070825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21397}}^1$

素因数の和:21457

約数の個数: 24

約数和(自身を含む): 424536320

約数和(自身を除く): 109465495

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 14725, 21397, 106985, 406543, 534925, 663307, 2032715, 3316535, 10163575, 12602833, 16582675, 63014165, 315070825]

約数ペア:

[(1, 315070825), (5, 63014165), (19, 16582675), (25, 12602833), (31, 10163575), (95, 3316535), (155, 2032715), (475, 663307), (589, 534925), (775, 406543), (2945, 106985), (14725, 21397)]