80203532

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1279}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 143324160

約数和(自身を除く): 63120628

約数列:

[1, 2, 4, 61, 122, 244, 257, 514, 1028, 1279, 2558, 5116, 15677, 31354, 62708, 78019, 156038, 312076, 328703, 657406, 1314812, 20050883, 40101766, 80203532]

約数ペア:

[(1, 80203532), (2, 40101766), (4, 20050883), (61, 1314812), (122, 657406), (244, 328703), (257, 312076), (514, 156038), (1028, 78019), (1279, 62708), (2558, 31354), (5116, 15677)]