75000400

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1933}}^1$

素因数の和:2048

約数の個数: 60

約数和(自身を含む): 182140252

約数和(自身を除く): 107139852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 776, 970, 1552, 1933, 1940, 2425, 3866, 3880, 4850, 7732, 7760, 9665, 9700, 15464, 19330, 19400, 30928, 38660, 38800, 48325, 77320, 96650, 154640, 187501, 193300, 375002, 386600, 750004, 773200, 937505, 1500008, 1875010, 3000016, 3750020, 4687525, 7500040, 9375050, 15000080, 18750100, 37500200, 75000400]

約数ペア:

[(1, 75000400), (2, 37500200), (4, 18750100), (5, 15000080), (8, 9375050), (10, 7500040), (16, 4687525), (20, 3750020), (25, 3000016), (40, 1875010), (50, 1500008), (80, 937505), (97, 773200), (100, 750004), (194, 386600), (200, 375002), (388, 193300), (400, 187501), (485, 154640), (776, 96650), (970, 77320), (1552, 48325), (1933, 38800), (1940, 38660), (2425, 30928), (3866, 19400), (3880, 19330), (4850, 15464), (7732, 9700), (7760, 9665)]