138960500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{39703}}^1$

素因数の和:39729

約数の個数: 48

約数和(自身を含む): 346854144

約数和(自身を除く): 207893644

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, 39703, 79406, 158812, 198515, 277921, 397030, 555842, 794060, 992575, 1111684, 1389605, 1985150, 2779210, 3970300, 4962875, 5558420, 6948025, 9925750, 13896050, 19851500, 27792100, 34740125, 69480250, 138960500]

約数ペア:

[(1, 138960500), (2, 69480250), (4, 34740125), (5, 27792100), (7, 19851500), (10, 13896050), (14, 9925750), (20, 6948025), (25, 5558420), (28, 4962875), (35, 3970300), (50, 2779210), (70, 1985150), (100, 1389605), (125, 1111684), (140, 992575), (175, 794060), (250, 555842), (350, 397030), (500, 277921), (700, 198515), (875, 158812), (1750, 79406), (3500, 39703)]