79289264

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{81239}}^1$

素因数の和:81308

約数の個数: 20

約数和(自身を含む): 156143280

約数和(自身を除く): 76854016

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 81239, 162478, 324956, 649912, 1299824, 4955579, 9911158, 19822316, 39644632, 79289264]

約数ペア:

[(1, 79289264), (2, 39644632), (4, 19822316), (8, 9911158), (16, 4955579), (61, 1299824), (122, 649912), (244, 324956), (488, 162478), (976, 81239)]