5405625

素因数分解:

$3^2\times 5^4\times {\mathrm{31}}^2$

素因数の和:88

約数の個数: 45

約数和(自身を含む): 10081929

約数和(自身を除く): 4676304

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 465, 625, 775, 961, 1125, 1395, 1875, 2325, 2883, 3875, 4805, 5625, 6975, 8649, 11625, 14415, 19375, 24025, 34875, 43245, 58125, 72075, 120125, 174375, 216225, 360375, 600625, 1081125, 1801875, 5405625]

約数ペア:

[(1, 5405625), (3, 1801875), (5, 1081125), (9, 600625), (15, 360375), (25, 216225), (31, 174375), (45, 120125), (75, 72075), (93, 58125), (125, 43245), (155, 34875), (225, 24025), (279, 19375), (375, 14415), (465, 11625), (625, 8649), (775, 6975), (961, 5625), (1125, 4805), (1395, 3875), (1875, 2883)]