139436500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{39839}}^1$

素因数の和:39865

約数の個数: 48

約数和(自身を含む): 348042240

約数和(自身を除く): 208605740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 39839, 79678, 159356, 199195, 278873, 398390, 557746, 796780, 995975, 1115492, 1394365, 1991950, 2788730, 3983900, 4979875, 5577460, 6971825, 9959750, 13943650, 19919500, 27887300, 34859125, 69718250, 139436500]

約数ペア:

[(1, 139436500), (2, 69718250), (4, 34859125), (5, 27887300), (7, 19919500), (10, 13943650), (14, 9959750), (20, 6971825), (25, 5577460), (28, 4979875), (35, 3983900), (50, 2788730), (70, 1991950), (100, 1394365), (125, 1115492), (140, 995975), (175, 796780), (250, 557746), (350, 398390), (500, 278873), (700, 199195), (875, 159356), (1750, 79678), (3500, 39839)]