80418555

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{12157}}^1$

素因数の和:12185

約数の個数: 48

約数和(自身を含む): 166321440

約数和(自身を除く): 85902885

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 12157, 36471, 60785, 85099, 109413, 182355, 255297, 328239, 425495, 547065, 595693, 765891, 1276485, 1641195, 1787079, 2297673, 2978465, 3829455, 5361237, 8935395, 11488365, 16083711, 26806185, 80418555]

約数ペア:

[(1, 80418555), (3, 26806185), (5, 16083711), (7, 11488365), (9, 8935395), (15, 5361237), (21, 3829455), (27, 2978465), (35, 2297673), (45, 1787079), (49, 1641195), (63, 1276485), (105, 765891), (135, 595693), (147, 547065), (189, 425495), (245, 328239), (315, 255297), (441, 182355), (735, 109413), (945, 85099), (1323, 60785), (2205, 36471), (6615, 12157)]