81611064

素因数分解:

$2^3\times 3^5\times {\mathrm{41981}}^1$

素因数の和:42002

約数の個数: 48

約数和(自身を含む): 229221720

約数和(自身を除く): 147610656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 41981, 83962, 125943, 167924, 251886, 335848, 377829, 503772, 755658, 1007544, 1133487, 1511316, 2266974, 3022632, 3400461, 4533948, 6800922, 9067896, 10201383, 13601844, 20402766, 27203688, 40805532, 81611064]

約数ペア:

[(1, 81611064), (2, 40805532), (3, 27203688), (4, 20402766), (6, 13601844), (8, 10201383), (9, 9067896), (12, 6800922), (18, 4533948), (24, 3400461), (27, 3022632), (36, 2266974), (54, 1511316), (72, 1133487), (81, 1007544), (108, 755658), (162, 503772), (216, 377829), (243, 335848), (324, 251886), (486, 167924), (648, 125943), (972, 83962), (1944, 41981)]