25245825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 46282752

約数和(自身を除く): 21036927

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 275, 355, 431, 781, 825, 1065, 1293, 1775, 2155, 2343, 3905, 4741, 5325, 6465, 10775, 11715, 14223, 19525, 23705, 30601, 32325, 58575, 71115, 91803, 118525, 153005, 336611, 355575, 459015, 765025, 1009833, 1683055, 2295075, 5049165, 8415275, 25245825]

約数ペア:

[(1, 25245825), (3, 8415275), (5, 5049165), (11, 2295075), (15, 1683055), (25, 1009833), (33, 765025), (55, 459015), (71, 355575), (75, 336611), (165, 153005), (213, 118525), (275, 91803), (355, 71115), (431, 58575), (781, 32325), (825, 30601), (1065, 23705), (1293, 19525), (1775, 14223), (2155, 11715), (2343, 10775), (3905, 6465), (4741, 5325)]