80542826

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 157925376

約数和(自身を除く): 77382550

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 71, 91, 142, 161, 182, 271, 299, 322, 497, 542, 598, 923, 994, 1633, 1846, 1897, 2093, 3266, 3523, 3794, 4186, 6233, 6461, 7046, 11431, 12466, 12922, 19241, 21229, 22862, 24661, 38482, 42458, 43631, 49322, 81029, 87262, 134687, 148603, 162058, 250133, 269374, 297206, 442543, 500266, 567203, 885086, 1134406, 1750931, 3097801, 3501862, 5753059, 6195602, 11506118, 40271413, 80542826]

約数ペア:

[(1, 80542826), (2, 40271413), (7, 11506118), (13, 6195602), (14, 5753059), (23, 3501862), (26, 3097801), (46, 1750931), (71, 1134406), (91, 885086), (142, 567203), (161, 500266), (182, 442543), (271, 297206), (299, 269374), (322, 250133), (497, 162058), (542, 148603), (598, 134687), (923, 87262), (994, 81029), (1633, 49322), (1846, 43631), (1897, 42458), (2093, 38482), (3266, 24661), (3523, 22862), (3794, 21229), (4186, 19241), (6233, 12922), (6461, 12466), (7046, 11431)]