54921875

素因数分解:

$5^7\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 32

約数和(自身を含む): 74218560

約数和(自身を除く): 19296685

約数列:

[1, 5, 19, 25, 37, 95, 125, 185, 475, 625, 703, 925, 2375, 3125, 3515, 4625, 11875, 15625, 17575, 23125, 59375, 78125, 87875, 115625, 296875, 439375, 578125, 1484375, 2196875, 2890625, 10984375, 54921875]

約数ペア:

[(1, 54921875), (5, 10984375), (19, 2890625), (25, 2196875), (37, 1484375), (95, 578125), (125, 439375), (185, 296875), (475, 115625), (625, 87875), (703, 78125), (925, 59375), (2375, 23125), (3125, 17575), (3515, 15625), (4625, 11875)]