260890805

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2633}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 379296000

約数和(自身を除く): 118405195

約数列:

[1, 5, 7, 19, 35, 95, 133, 149, 665, 745, 1043, 2633, 2831, 5215, 13165, 14155, 18431, 19817, 50027, 92155, 99085, 250135, 350189, 392317, 1750945, 1961585, 2746219, 7454023, 13731095, 37270115, 52178161, 260890805]

約数ペア:

[(1, 260890805), (5, 52178161), (7, 37270115), (19, 13731095), (35, 7454023), (95, 2746219), (133, 1961585), (149, 1750945), (665, 392317), (745, 350189), (1043, 250135), (2633, 99085), (2831, 92155), (5215, 50027), (13165, 19817), (14155, 18431)]