90784904

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20521}}^1$

素因数の和:20613

約数の個数: 32

約数和(自身を含む): 197011200

約数和(自身を除く): 106226296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 20521, 41042, 82084, 143647, 164168, 287294, 574588, 1149176, 1621159, 3242318, 6484636, 11348113, 12969272, 22696226, 45392452, 90784904]

約数ペア:

[(1, 90784904), (2, 45392452), (4, 22696226), (7, 12969272), (8, 11348113), (14, 6484636), (28, 3242318), (56, 1621159), (79, 1149176), (158, 574588), (316, 287294), (553, 164168), (632, 143647), (1106, 82084), (2212, 41042), (4424, 20521)]