158805200

素因数分解:

$2^4\times 5^2\times {\mathrm{397013}}^1$

素因数の和:397031

約数の個数: 30

約数和(自身を含む): 381530454

約数和(自身を除く): 222725254

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 397013, 794026, 1588052, 1985065, 3176104, 3970130, 6352208, 7940260, 9925325, 15880520, 19850650, 31761040, 39701300, 79402600, 158805200]

約数ペア:

[(1, 158805200), (2, 79402600), (4, 39701300), (5, 31761040), (8, 19850650), (10, 15880520), (16, 9925325), (20, 7940260), (25, 6352208), (40, 3970130), (50, 3176104), (80, 1985065), (100, 1588052), (200, 794026), (400, 397013)]