90691890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{33967}}^1$

素因数の和:34066

約数の個数: 32

約数和(自身を含む): 220112640

約数和(自身を除く): 129420750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 33967, 67934, 101901, 169835, 203802, 339670, 509505, 1019010, 3023063, 6046126, 9069189, 15115315, 18138378, 30230630, 45345945, 90691890]

約数ペア:

[(1, 90691890), (2, 45345945), (3, 30230630), (5, 18138378), (6, 15115315), (10, 9069189), (15, 6046126), (30, 3023063), (89, 1019010), (178, 509505), (267, 339670), (445, 203802), (534, 169835), (890, 101901), (1335, 67934), (2670, 33967)]