97900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:114

約数の個数: 36

約数和(自身を含む): 234360

約数和(自身を除く): 136460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 445, 550, 890, 979, 1100, 1780, 1958, 2225, 3916, 4450, 4895, 8900, 9790, 19580, 24475, 48950, 97900]

約数ペア:

[(1, 97900), (2, 48950), (4, 24475), (5, 19580), (10, 9790), (11, 8900), (20, 4895), (22, 4450), (25, 3916), (44, 2225), (50, 1958), (55, 1780), (89, 1100), (100, 979), (110, 890), (178, 550), (220, 445), (275, 356)]