28080100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14779}}^1$

素因数の和:14812

約数の個数: 36

約数和(自身を含む): 64145200

約数和(自身を除く): 36065100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 14779, 29558, 59116, 73895, 147790, 280801, 295580, 369475, 561602, 738950, 1123204, 1404005, 1477900, 2808010, 5616020, 7020025, 14040050, 28080100]

約数ペア:

[(1, 28080100), (2, 14040050), (4, 7020025), (5, 5616020), (10, 2808010), (19, 1477900), (20, 1404005), (25, 1123204), (38, 738950), (50, 561602), (76, 369475), (95, 295580), (100, 280801), (190, 147790), (380, 73895), (475, 59116), (950, 29558), (1900, 14779)]