85310416

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 168739200

約数和(自身を除く): 83428784

約数列:

[1, 2, 4, 8, 16, 89, 139, 178, 278, 356, 431, 556, 712, 862, 1112, 1424, 1724, 2224, 3448, 6896, 12371, 24742, 38359, 49484, 59909, 76718, 98968, 119818, 153436, 197936, 239636, 306872, 479272, 613744, 958544, 5331901, 10663802, 21327604, 42655208, 85310416]

約数ペア:

[(1, 85310416), (2, 42655208), (4, 21327604), (8, 10663802), (16, 5331901), (89, 958544), (139, 613744), (178, 479272), (278, 306872), (356, 239636), (431, 197936), (556, 153436), (712, 119818), (862, 98968), (1112, 76718), (1424, 59909), (1724, 49484), (2224, 38359), (3448, 24742), (6896, 12371)]