80380975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3251}}^1$

素因数の和:3327

約数の個数: 24

約数和(自身を含む): 106457472

約数和(自身を除く): 26076497

約数列:

[1, 5, 23, 25, 43, 115, 215, 575, 989, 1075, 3251, 4945, 16255, 24725, 74773, 81275, 139793, 373865, 698965, 1869325, 3215239, 3494825, 16076195, 80380975]

約数ペア:

[(1, 80380975), (5, 16076195), (23, 3494825), (25, 3215239), (43, 1869325), (115, 698965), (215, 373865), (575, 139793), (989, 81275), (1075, 74773), (3251, 24725), (4945, 16255)]