778968025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1151}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 1110786048

約数和(自身を除く): 331818023

約数列:

[1, 5, 11, 23, 25, 55, 107, 115, 253, 275, 535, 575, 1151, 1177, 1265, 2461, 2675, 5755, 5885, 6325, 12305, 12661, 26473, 27071, 28775, 29425, 61525, 63305, 123157, 132365, 135355, 291203, 316525, 615785, 661825, 676775, 1354727, 1456015, 2832611, 3078925, 6773635, 7280075, 14163055, 31158721, 33868175, 70815275, 155793605, 778968025]

約数ペア:

[(1, 778968025), (5, 155793605), (11, 70815275), (23, 33868175), (25, 31158721), (55, 14163055), (107, 7280075), (115, 6773635), (253, 3078925), (275, 2832611), (535, 1456015), (575, 1354727), (1151, 676775), (1177, 661825), (1265, 615785), (2461, 316525), (2675, 291203), (5755, 135355), (5885, 132365), (6325, 123157), (12305, 63305), (12661, 61525), (26473, 29425), (27071, 28775)]