131465125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4157}}^1$

素因数の和:4206

約数の個数: 32

約数和(自身を含む): 186810624

約数和(自身を除く): 55345499

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 1265, 1375, 2875, 4157, 6325, 20785, 31625, 45727, 95611, 103925, 228635, 478055, 519625, 1051721, 1143175, 2390275, 5258605, 5715875, 11951375, 26293025, 131465125]

約数ペア:

[(1, 131465125), (5, 26293025), (11, 11951375), (23, 5715875), (25, 5258605), (55, 2390275), (115, 1143175), (125, 1051721), (253, 519625), (275, 478055), (575, 228635), (1265, 103925), (1375, 95611), (2875, 45727), (4157, 31625), (6325, 20785)]