130518400

素因数分解:

$2^7\times 5^2\times {\mathrm{40787}}^1$

素因数の和:40811

約数の個数: 48

約数和(自身を含む): 322429140

約数和(自身を除く): 191910740

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, 40787, 81574, 163148, 203935, 326296, 407870, 652592, 815740, 1019675, 1305184, 1631480, 2039350, 2610368, 3262960, 4078700, 5220736, 6525920, 8157400, 13051840, 16314800, 26103680, 32629600, 65259200, 130518400]

約数ペア:

[(1, 130518400), (2, 65259200), (4, 32629600), (5, 26103680), (8, 16314800), (10, 13051840), (16, 8157400), (20, 6525920), (25, 5220736), (32, 4078700), (40, 3262960), (50, 2610368), (64, 2039350), (80, 1631480), (100, 1305184), (128, 1019675), (160, 815740), (200, 652592), (320, 407870), (400, 326296), (640, 203935), (800, 163148), (1600, 81574), (3200, 40787)]