63853480

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{4021}}^1$

素因数の和:4429

約数の個数: 32

約数和(自身を含む): 144068040

約数和(自身を除く): 80214560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 4021, 7940, 8042, 15880, 16084, 20105, 32168, 40210, 80420, 160840, 1596337, 3192674, 6385348, 7981685, 12770696, 15963370, 31926740, 63853480]

約数ペア:

[(1, 63853480), (2, 31926740), (4, 15963370), (5, 12770696), (8, 7981685), (10, 6385348), (20, 3192674), (40, 1596337), (397, 160840), (794, 80420), (1588, 40210), (1985, 32168), (3176, 20105), (3970, 16084), (4021, 15880), (7940, 8042)]