102504025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1601}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 137663064

約数和(自身を除く): 35159039

約数列:

[1, 5, 13, 25, 65, 197, 325, 985, 1601, 2561, 4925, 8005, 12805, 20813, 40025, 64025, 104065, 315397, 520325, 1576985, 4100161, 7884925, 20500805, 102504025]

約数ペア:

[(1, 102504025), (5, 20500805), (13, 7884925), (25, 4100161), (65, 1576985), (197, 520325), (325, 315397), (985, 104065), (1601, 64025), (2561, 40025), (4925, 20813), (8005, 12805)]