155409400

素因数分解:

$2^3\times 5^2\times {\mathrm{647}}^1\times {\mathrm{1201}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 362186640

約数和(自身を除く): 206777240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 647, 1201, 1294, 2402, 2588, 3235, 4804, 5176, 6005, 6470, 9608, 12010, 12940, 16175, 24020, 25880, 30025, 32350, 48040, 60050, 64700, 120100, 129400, 240200, 777047, 1554094, 3108188, 3885235, 6216376, 7770470, 15540940, 19426175, 31081880, 38852350, 77704700, 155409400]

約数ペア:

[(1, 155409400), (2, 77704700), (4, 38852350), (5, 31081880), (8, 19426175), (10, 15540940), (20, 7770470), (25, 6216376), (40, 3885235), (50, 3108188), (100, 1554094), (200, 777047), (647, 240200), (1201, 129400), (1294, 120100), (2402, 64700), (2588, 60050), (3235, 48040), (4804, 32350), (5176, 30025), (6005, 25880), (6470, 24020), (9608, 16175), (12010, 12940)]