18750100

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1933}}^1$

素因数の和:2044

約数の個数: 36

約数和(自身を含む): 41128444

約数和(自身を除く): 22378344

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1933, 1940, 2425, 3866, 4850, 7732, 9665, 9700, 19330, 38660, 48325, 96650, 187501, 193300, 375002, 750004, 937505, 1875010, 3750020, 4687525, 9375050, 18750100]

約数ペア:

[(1, 18750100), (2, 9375050), (4, 4687525), (5, 3750020), (10, 1875010), (20, 937505), (25, 750004), (50, 375002), (97, 193300), (100, 187501), (194, 96650), (388, 48325), (485, 38660), (970, 19330), (1933, 9700), (1940, 9665), (2425, 7732), (3866, 4850)]