538450

素因数分解:

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

素因数の和:123

約数の個数: 36

約数和(自身を含む): 1113210

約数和(自身を除く): 574760

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 121, 178, 242, 275, 445, 550, 605, 890, 979, 1210, 1958, 2225, 3025, 4450, 4895, 6050, 9790, 10769, 21538, 24475, 48950, 53845, 107690, 269225, 538450]

約数ペア:

[(1, 538450), (2, 269225), (5, 107690), (10, 53845), (11, 48950), (22, 24475), (25, 21538), (50, 10769), (55, 9790), (89, 6050), (110, 4895), (121, 4450), (178, 3025), (242, 2225), (275, 1958), (445, 1210), (550, 979), (605, 890)]