61875

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1$

素因数の和:37

約数の個数: 30

約数和(自身を含む): 121836

約数和(自身を除く): 59961

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 625, 825, 1125, 1375, 1875, 2475, 4125, 5625, 6875, 12375, 20625, 61875]

約数ペア:

[(1, 61875), (3, 20625), (5, 12375), (9, 6875), (11, 5625), (15, 4125), (25, 2475), (33, 1875), (45, 1375), (55, 1125), (75, 825), (99, 625), (125, 495), (165, 375), (225, 275)]