128932000

素因数分解:

$2^5\times 5^3\times {\mathrm{32233}}^1$

素因数の和:32258

約数の個数: 48

約数和(自身を含む): 316795752

約数和(自身を除く): 187863752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 32233, 64466, 128932, 161165, 257864, 322330, 515728, 644660, 805825, 1031456, 1289320, 1611650, 2578640, 3223300, 4029125, 5157280, 6446600, 8058250, 12893200, 16116500, 25786400, 32233000, 64466000, 128932000]

約数ペア:

[(1, 128932000), (2, 64466000), (4, 32233000), (5, 25786400), (8, 16116500), (10, 12893200), (16, 8058250), (20, 6446600), (25, 5157280), (32, 4029125), (40, 3223300), (50, 2578640), (80, 1611650), (100, 1289320), (125, 1031456), (160, 805825), (200, 644660), (250, 515728), (400, 322330), (500, 257864), (800, 161165), (1000, 128932), (2000, 64466), (4000, 32233)]