170000

素因数分解:

$2^4\times 5^4\times {\mathrm{17}}^1$

素因数の和:45

約数の個数: 50

約数和(自身を含む): 435798

約数和(自身を除く): 265798

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 500, 625, 680, 850, 1000, 1250, 1360, 1700, 2000, 2125, 2500, 3400, 4250, 5000, 6800, 8500, 10000, 10625, 17000, 21250, 34000, 42500, 85000, 170000]

約数ペア:

[(1, 170000), (2, 85000), (4, 42500), (5, 34000), (8, 21250), (10, 17000), (16, 10625), (17, 10000), (20, 8500), (25, 6800), (34, 5000), (40, 4250), (50, 3400), (68, 2500), (80, 2125), (85, 2000), (100, 1700), (125, 1360), (136, 1250), (170, 1000), (200, 850), (250, 680), (272, 625), (340, 500), (400, 425)]