99448520

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{11783}}^1$

素因数の和:12005

約数の個数: 32

約数和(自身を含む): 224838720

約数和(自身を除く): 125390200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 11783, 23566, 47132, 58915, 94264, 117830, 235660, 471320, 2486213, 4972426, 9944852, 12431065, 19889704, 24862130, 49724260, 99448520]

約数ペア:

[(1, 99448520), (2, 49724260), (4, 24862130), (5, 19889704), (8, 12431065), (10, 9944852), (20, 4972426), (40, 2486213), (211, 471320), (422, 235660), (844, 117830), (1055, 94264), (1688, 58915), (2110, 47132), (4220, 23566), (8440, 11783)]