74209900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{3767}}^1$

素因数の和:3978

約数の個数: 36

約数和(自身を含む): 161895888

約数和(自身を除く): 87685988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3767, 3940, 4925, 7534, 9850, 15068, 18835, 19700, 37670, 75340, 94175, 188350, 376700, 742099, 1484198, 2968396, 3710495, 7420990, 14841980, 18552475, 37104950, 74209900]

約数ペア:

[(1, 74209900), (2, 37104950), (4, 18552475), (5, 14841980), (10, 7420990), (20, 3710495), (25, 2968396), (50, 1484198), (100, 742099), (197, 376700), (394, 188350), (788, 94175), (985, 75340), (1970, 37670), (3767, 19700), (3940, 18835), (4925, 15068), (7534, 9850)]