123048125

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 167740056

約数和(自身を除く): 44691931

約数列:

[1, 5, 17, 25, 37, 85, 125, 185, 313, 425, 625, 629, 925, 1565, 2125, 3145, 4625, 5321, 7825, 10625, 11581, 15725, 23125, 26605, 39125, 57905, 78625, 133025, 195625, 196877, 289525, 393125, 665125, 984385, 1447625, 3325625, 4921925, 7238125, 24609625, 123048125]

約数ペア:

[(1, 123048125), (5, 24609625), (17, 7238125), (25, 4921925), (37, 3325625), (85, 1447625), (125, 984385), (185, 665125), (313, 393125), (425, 289525), (625, 196877), (629, 195625), (925, 133025), (1565, 78625), (2125, 57905), (3145, 39125), (4625, 26605), (5321, 23125), (7825, 15725), (10625, 11581)]