30780800

素因数分解:

$2^7\times 5^2\times {\mathrm{9619}}^1$

素因数の和:9643

約数の個数: 48

約数和(自身を含む): 76046100

約数和(自身を除く): 45265300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 9619, 19238, 38476, 48095, 76952, 96190, 153904, 192380, 240475, 307808, 384760, 480950, 615616, 769520, 961900, 1231232, 1539040, 1923800, 3078080, 3847600, 6156160, 7695200, 15390400, 30780800]

約数ペア:

[(1, 30780800), (2, 15390400), (4, 7695200), (5, 6156160), (8, 3847600), (10, 3078080), (16, 1923800), (20, 1539040), (25, 1231232), (32, 961900), (40, 769520), (50, 615616), (64, 480950), (80, 384760), (100, 307808), (128, 240475), (160, 192380), (200, 153904), (320, 96190), (400, 76952), (640, 48095), (800, 38476), (1600, 19238), (3200, 9619)]