279778859525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1\times {\mathrm{5531}}^1$

素因数の和:6410

約数の個数: 48

約数和(自身を含む): 380300659200

約数和(自身を除く): 100521799675

約数列:

[1, 5, 11, 25, 55, 275, 419, 439, 2095, 2195, 4609, 4829, 5531, 10475, 10975, 23045, 24145, 27655, 60841, 115225, 120725, 138275, 183941, 304205, 919705, 1521025, 2023351, 2317489, 2428109, 4598525, 10116755, 11587445, 12140545, 25492379, 26709199, 50583775, 57937225, 60702725, 127461895, 133545995, 637309475, 667729975, 1017377671, 5086888355, 11191154381, 25434441775, 55955771905, 279778859525]

約数ペア:

[(1, 279778859525), (5, 55955771905), (11, 25434441775), (25, 11191154381), (55, 5086888355), (275, 1017377671), (419, 667729975), (439, 637309475), (2095, 133545995), (2195, 127461895), (4609, 60702725), (4829, 57937225), (5531, 50583775), (10475, 26709199), (10975, 25492379), (23045, 12140545), (24145, 11587445), (27655, 10116755), (60841, 4598525), (115225, 2428109), (120725, 2317489), (138275, 2023351), (183941, 1521025), (304205, 919705)]