55125

素因数分解:

$3^2\times 5^3\times 7^2$

素因数の和:35

約数の個数: 36

約数和(自身を含む): 115596

約数和(自身を除く): 60471

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 375, 441, 525, 735, 875, 1125, 1225, 1575, 2205, 2625, 3675, 6125, 7875, 11025, 18375, 55125]

約数ペア:

[(1, 55125), (3, 18375), (5, 11025), (7, 7875), (9, 6125), (15, 3675), (21, 2625), (25, 2205), (35, 1575), (45, 1225), (49, 1125), (63, 875), (75, 735), (105, 525), (125, 441), (147, 375), (175, 315), (225, 245)]