77320405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{17317}}^1$

素因数の和:17388

約数の個数: 16

約数和(自身を含む): 99751680

約数和(自身を除く): 22431275

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 17317, 86585, 329023, 813899, 1645115, 4069495, 15464081, 77320405]

約数ペア:

[(1, 77320405), (5, 15464081), (19, 4069495), (47, 1645115), (95, 813899), (235, 329023), (893, 86585), (4465, 17317)]