164630875

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 212921280

約数和(自身を除く): 48290405

約数列:

[1, 5, 25, 43, 109, 125, 215, 281, 545, 1075, 1405, 2725, 4687, 5375, 7025, 12083, 13625, 23435, 30629, 35125, 60415, 117175, 153145, 302075, 585875, 765725, 1317047, 1510375, 3828625, 6585235, 32926175, 164630875]

約数ペア:

[(1, 164630875), (5, 32926175), (25, 6585235), (43, 3828625), (109, 1510375), (125, 1317047), (215, 765725), (281, 585875), (545, 302075), (1075, 153145), (1405, 117175), (2725, 60415), (4687, 35125), (5375, 30629), (7025, 23435), (12083, 13625)]