64516115

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 84417408

約数和(自身を除く): 19901293

約数列:

[1, 5, 19, 31, 95, 155, 361, 589, 1153, 1805, 2945, 5765, 11191, 21907, 35743, 55955, 109535, 178715, 416233, 679117, 2081165, 3395585, 12903223, 64516115]

約数ペア:

[(1, 64516115), (5, 12903223), (19, 3395585), (31, 2081165), (95, 679117), (155, 416233), (361, 178715), (589, 109535), (1153, 55955), (1805, 35743), (2945, 21907), (5765, 11191)]