155812000

素因数分解:

$2^5\times 5^3\times {\mathrm{38953}}^1$

素因数の和:38978

約数の個数: 48

約数和(自身を含む): 382839912

約数和(自身を除く): 227027912

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, 38953, 77906, 155812, 194765, 311624, 389530, 623248, 779060, 973825, 1246496, 1558120, 1947650, 3116240, 3895300, 4869125, 6232480, 7790600, 9738250, 15581200, 19476500, 31162400, 38953000, 77906000, 155812000]

約数ペア:

[(1, 155812000), (2, 77906000), (4, 38953000), (5, 31162400), (8, 19476500), (10, 15581200), (16, 9738250), (20, 7790600), (25, 6232480), (32, 4869125), (40, 3895300), (50, 3116240), (80, 1947650), (100, 1558120), (125, 1246496), (160, 973825), (200, 779060), (250, 623248), (400, 389530), (500, 311624), (800, 194765), (1000, 155812), (2000, 77906), (4000, 38953)]