12144400

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 60

約数和(自身を含む): 29571892

約数和(自身を除く): 17427492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 313, 388, 400, 485, 626, 776, 970, 1252, 1552, 1565, 1940, 2425, 2504, 3130, 3880, 4850, 5008, 6260, 7760, 7825, 9700, 12520, 15650, 19400, 25040, 30361, 31300, 38800, 60722, 62600, 121444, 125200, 151805, 242888, 303610, 485776, 607220, 759025, 1214440, 1518050, 2428880, 3036100, 6072200, 12144400]

約数ペア:

[(1, 12144400), (2, 6072200), (4, 3036100), (5, 2428880), (8, 1518050), (10, 1214440), (16, 759025), (20, 607220), (25, 485776), (40, 303610), (50, 242888), (80, 151805), (97, 125200), (100, 121444), (194, 62600), (200, 60722), (313, 38800), (388, 31300), (400, 30361), (485, 25040), (626, 19400), (776, 15650), (970, 12520), (1252, 9700), (1552, 7825), (1565, 7760), (1940, 6260), (2425, 5008), (2504, 4850), (3130, 3880)]