281130530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 544089960

約数和(自身を除く): 262959430

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 289, 445, 578, 890, 1093, 1445, 1513, 2186, 2890, 3026, 5465, 7565, 10930, 15130, 18581, 25721, 37162, 51442, 92905, 97277, 128605, 185810, 194554, 257210, 315877, 486385, 631754, 972770, 1579385, 1653709, 3158770, 3307418, 8268545, 16537090, 28113053, 56226106, 140565265, 281130530]

約数ペア:

[(1, 281130530), (2, 140565265), (5, 56226106), (10, 28113053), (17, 16537090), (34, 8268545), (85, 3307418), (89, 3158770), (170, 1653709), (178, 1579385), (289, 972770), (445, 631754), (578, 486385), (890, 315877), (1093, 257210), (1445, 194554), (1513, 185810), (2186, 128605), (2890, 97277), (3026, 92905), (5465, 51442), (7565, 37162), (10930, 25721), (15130, 18581)]