55858125

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^3$

素因数の和:116

約数の個数: 40

約数和(自身を含む): 96169216

約数和(自身を除く): 40311091

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 625, 775, 961, 1875, 2325, 2883, 3875, 4805, 11625, 14415, 19375, 24025, 29791, 58125, 72075, 89373, 120125, 148955, 360375, 446865, 600625, 744775, 1801875, 2234325, 3723875, 11171625, 18619375, 55858125]

約数ペア:

[(1, 55858125), (3, 18619375), (5, 11171625), (15, 3723875), (25, 2234325), (31, 1801875), (75, 744775), (93, 600625), (125, 446865), (155, 360375), (375, 148955), (465, 120125), (625, 89373), (775, 72075), (961, 58125), (1875, 29791), (2325, 24025), (2883, 19375), (3875, 14415), (4805, 11625)]