5160278000

素因数分解:

$2^4\times 5^3\times {\mathrm{109}}^1\times {\mathrm{23671}}^1$

素因数の和:23803

約数の個数: 80

約数和(自身を含む): 12592557120

約数和(自身を除く): 7432279120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 125, 200, 218, 250, 400, 436, 500, 545, 872, 1000, 1090, 1744, 2000, 2180, 2725, 4360, 5450, 8720, 10900, 13625, 21800, 23671, 27250, 43600, 47342, 54500, 94684, 109000, 118355, 189368, 218000, 236710, 378736, 473420, 591775, 946840, 1183550, 1893680, 2367100, 2580139, 2958875, 4734200, 5160278, 5917750, 9468400, 10320556, 11835500, 12900695, 20641112, 23671000, 25801390, 41282224, 47342000, 51602780, 64503475, 103205560, 129006950, 206411120, 258013900, 322517375, 516027800, 645034750, 1032055600, 1290069500, 2580139000, 5160278000]

約数ペア:

[(1, 5160278000), (2, 2580139000), (4, 1290069500), (5, 1032055600), (8, 645034750), (10, 516027800), (16, 322517375), (20, 258013900), (25, 206411120), (40, 129006950), (50, 103205560), (80, 64503475), (100, 51602780), (109, 47342000), (125, 41282224), (200, 25801390), (218, 23671000), (250, 20641112), (400, 12900695), (436, 11835500), (500, 10320556), (545, 9468400), (872, 5917750), (1000, 5160278), (1090, 4734200), (1744, 2958875), (2000, 2580139), (2180, 2367100), (2725, 1893680), (4360, 1183550), (5450, 946840), (8720, 591775), (10900, 473420), (13625, 378736), (21800, 236710), (23671, 218000), (27250, 189368), (43600, 118355), (47342, 109000), (54500, 94684)]