77630720

素因数分解:

$2^8\times 5^1\times {\mathrm{60649}}^1$

素因数の和:60670

約数の個数: 36

約数和(自身を含む): 185952900

約数和(自身を除く): 108322180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 60649, 121298, 242596, 303245, 485192, 606490, 970384, 1212980, 1940768, 2425960, 3881536, 4851920, 7763072, 9703840, 15526144, 19407680, 38815360, 77630720]

約数ペア:

[(1, 77630720), (2, 38815360), (4, 19407680), (5, 15526144), (8, 9703840), (10, 7763072), (16, 4851920), (20, 3881536), (32, 2425960), (40, 1940768), (64, 1212980), (80, 970384), (128, 606490), (160, 485192), (256, 303245), (320, 242596), (640, 121298), (1280, 60649)]