123993200

素因数分解:

$2^4\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1297}}^1$

素因数の和:1554

約数の個数: 60

約数和(自身を含む): 299370720

約数和(自身を除く): 175377520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 239, 400, 478, 956, 1195, 1297, 1912, 2390, 2594, 3824, 4780, 5188, 5975, 6485, 9560, 10376, 11950, 12970, 19120, 20752, 23900, 25940, 32425, 47800, 51880, 64850, 95600, 103760, 129700, 259400, 309983, 518800, 619966, 1239932, 1549915, 2479864, 3099830, 4959728, 6199660, 7749575, 12399320, 15499150, 24798640, 30998300, 61996600, 123993200]

約数ペア:

[(1, 123993200), (2, 61996600), (4, 30998300), (5, 24798640), (8, 15499150), (10, 12399320), (16, 7749575), (20, 6199660), (25, 4959728), (40, 3099830), (50, 2479864), (80, 1549915), (100, 1239932), (200, 619966), (239, 518800), (400, 309983), (478, 259400), (956, 129700), (1195, 103760), (1297, 95600), (1912, 64850), (2390, 51880), (2594, 47800), (3824, 32425), (4780, 25940), (5188, 23900), (5975, 20752), (6485, 19120), (9560, 12970), (10376, 11950)]