102451400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{5281}}^1$

素因数の和:5394

約数の個数: 48

約数和(自身を含む): 240700740

約数和(自身を除く): 138249340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3880, 4850, 5281, 9700, 10562, 19400, 21124, 26405, 42248, 52810, 105620, 132025, 211240, 264050, 512257, 528100, 1024514, 1056200, 2049028, 2561285, 4098056, 5122570, 10245140, 12806425, 20490280, 25612850, 51225700, 102451400]

約数ペア:

[(1, 102451400), (2, 51225700), (4, 25612850), (5, 20490280), (8, 12806425), (10, 10245140), (20, 5122570), (25, 4098056), (40, 2561285), (50, 2049028), (97, 1056200), (100, 1024514), (194, 528100), (200, 512257), (388, 264050), (485, 211240), (776, 132025), (970, 105620), (1940, 52810), (2425, 42248), (3880, 26405), (4850, 21124), (5281, 19400), (9700, 10562)]