29390000

素因数分解:

$2^4\times 5^4\times {\mathrm{2939}}^1$

素因数の和:2967

約数の個数: 50

約数和(自身を含む): 71180340

約数和(自身を除く): 41790340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 2939, 5000, 5878, 10000, 11756, 14695, 23512, 29390, 47024, 58780, 73475, 117560, 146950, 235120, 293900, 367375, 587800, 734750, 1175600, 1469500, 1836875, 2939000, 3673750, 5878000, 7347500, 14695000, 29390000]

約数ペア:

[(1, 29390000), (2, 14695000), (4, 7347500), (5, 5878000), (8, 3673750), (10, 2939000), (16, 1836875), (20, 1469500), (25, 1175600), (40, 734750), (50, 587800), (80, 367375), (100, 293900), (125, 235120), (200, 146950), (250, 117560), (400, 73475), (500, 58780), (625, 47024), (1000, 29390), (1250, 23512), (2000, 14695), (2500, 11756), (2939, 10000), (5000, 5878)]