13731875

素因数分解:

$5^4\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 20

約数和(自身を含む): 17394432

約数和(自身を除く): 3662557

約数列:

[1, 5, 25, 125, 127, 173, 625, 635, 865, 3175, 4325, 15875, 21625, 21971, 79375, 108125, 109855, 549275, 2746375, 13731875]

約数ペア:

[(1, 13731875), (5, 2746375), (25, 549275), (125, 109855), (127, 108125), (173, 79375), (625, 21971), (635, 21625), (865, 15875), (3175, 4325)]