54438520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{9013}}^1$

素因数の和:9175

約数の個数: 32

約数和(自身を含む): 123311520

約数和(自身を除く): 68873000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 9013, 18026, 36052, 45065, 72104, 90130, 180260, 360520, 1360963, 2721926, 5443852, 6804815, 10887704, 13609630, 27219260, 54438520]

約数ペア:

[(1, 54438520), (2, 27219260), (4, 13609630), (5, 10887704), (8, 6804815), (10, 5443852), (20, 2721926), (40, 1360963), (151, 360520), (302, 180260), (604, 90130), (755, 72104), (1208, 45065), (1510, 36052), (3020, 18026), (6040, 9013)]