68281265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 95056416

約数和(自身を除く): 26775151

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1013, 1037, 1105, 3965, 5065, 5185, 13169, 13481, 17221, 61793, 65845, 67405, 86105, 223873, 308965, 803309, 1050481, 1119365, 4016545, 5252405, 13656253, 68281265]

約数ペア:

[(1, 68281265), (5, 13656253), (13, 5252405), (17, 4016545), (61, 1119365), (65, 1050481), (85, 803309), (221, 308965), (305, 223873), (793, 86105), (1013, 67405), (1037, 65845), (1105, 61793), (3965, 17221), (5065, 13481), (5185, 13169)]