25383280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24407}}^1$

素因数の和:24433

約数の個数: 40

約数和(自身を含む): 63558432

約数和(自身を除く): 38175152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 24407, 48814, 97628, 122035, 195256, 244070, 317291, 390512, 488140, 634582, 976280, 1269164, 1586455, 1952560, 2538328, 3172910, 5076656, 6345820, 12691640, 25383280]

約数ペア:

[(1, 25383280), (2, 12691640), (4, 6345820), (5, 5076656), (8, 3172910), (10, 2538328), (13, 1952560), (16, 1586455), (20, 1269164), (26, 976280), (40, 634582), (52, 488140), (65, 390512), (80, 317291), (104, 244070), (130, 195256), (208, 122035), (260, 97628), (520, 48814), (1040, 24407)]