201624799580

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{51173807}}^1$

素因数の和:51174013

約数の個数: 24

約数和(自身を含む): 425561387328

約数和(自身を除く): 223936587748

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 51173807, 102347614, 204695228, 255869035, 511738070, 1023476140, 10081239979, 20162479958, 40324959916, 50406199895, 100812399790, 201624799580]

約数ペア:

[(1, 201624799580), (2, 100812399790), (4, 50406199895), (5, 40324959916), (10, 20162479958), (20, 10081239979), (197, 1023476140), (394, 511738070), (788, 255869035), (985, 204695228), (1970, 102347614), (3940, 51173807)]