51278800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7541}}^1$

素因数の和:7576

約数の個数: 60

約数和(自身を含む): 130461516

約数和(自身を除く): 79182716

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 7541, 15082, 30164, 37705, 60328, 75410, 120656, 128197, 150820, 188525, 256394, 301640, 377050, 512788, 603280, 640985, 754100, 1025576, 1281970, 1508200, 2051152, 2563940, 3016400, 3204925, 5127880, 6409850, 10255760, 12819700, 25639400, 51278800]

約数ペア:

[(1, 51278800), (2, 25639400), (4, 12819700), (5, 10255760), (8, 6409850), (10, 5127880), (16, 3204925), (17, 3016400), (20, 2563940), (25, 2051152), (34, 1508200), (40, 1281970), (50, 1025576), (68, 754100), (80, 640985), (85, 603280), (100, 512788), (136, 377050), (170, 301640), (200, 256394), (272, 188525), (340, 150820), (400, 128197), (425, 120656), (680, 75410), (850, 60328), (1360, 37705), (1700, 30164), (3400, 15082), (6800, 7541)]