1640984500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{193057}}^1$

素因数の和:193093

約数の個数: 48

約数和(自身を含む): 3794748048

約数和(自身を除く): 2153763548

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 4250, 8500, 193057, 386114, 772228, 965285, 1930570, 3281969, 3861140, 4826425, 6563938, 9652850, 13127876, 16409845, 19305700, 24132125, 32819690, 48264250, 65639380, 82049225, 96528500, 164098450, 328196900, 410246125, 820492250, 1640984500]

約数ペア:

[(1, 1640984500), (2, 820492250), (4, 410246125), (5, 328196900), (10, 164098450), (17, 96528500), (20, 82049225), (25, 65639380), (34, 48264250), (50, 32819690), (68, 24132125), (85, 19305700), (100, 16409845), (125, 13127876), (170, 9652850), (250, 6563938), (340, 4826425), (425, 3861140), (500, 3281969), (850, 1930570), (1700, 965285), (2125, 772228), (4250, 386114), (8500, 193057)]