39001000

素因数分解:

$2^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 93487680

約数和(自身を除く): 54486680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 250, 344, 430, 500, 860, 907, 1000, 1075, 1720, 1814, 2150, 3628, 4300, 4535, 5375, 7256, 8600, 9070, 10750, 18140, 21500, 22675, 36280, 39001, 43000, 45350, 78002, 90700, 113375, 156004, 181400, 195005, 226750, 312008, 390010, 453500, 780020, 907000, 975025, 1560040, 1950050, 3900100, 4875125, 7800200, 9750250, 19500500, 39001000]

約数ペア:

[(1, 39001000), (2, 19500500), (4, 9750250), (5, 7800200), (8, 4875125), (10, 3900100), (20, 1950050), (25, 1560040), (40, 975025), (43, 907000), (50, 780020), (86, 453500), (100, 390010), (125, 312008), (172, 226750), (200, 195005), (215, 181400), (250, 156004), (344, 113375), (430, 90700), (500, 78002), (860, 45350), (907, 43000), (1000, 39001), (1075, 36280), (1720, 22675), (1814, 21500), (2150, 18140), (3628, 10750), (4300, 9070), (4535, 8600), (5375, 7256)]