71652832

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 144471600

約数和(自身を除く): 72818768

約数列:

[1, 2, 4, 8, 16, 32, 89, 139, 178, 181, 278, 356, 362, 556, 712, 724, 1112, 1424, 1448, 2224, 2848, 2896, 4448, 5792, 12371, 16109, 24742, 25159, 32218, 49484, 50318, 64436, 98968, 100636, 128872, 197936, 201272, 257744, 395872, 402544, 515488, 805088, 2239151, 4478302, 8956604, 17913208, 35826416, 71652832]

約数ペア:

[(1, 71652832), (2, 35826416), (4, 17913208), (8, 8956604), (16, 4478302), (32, 2239151), (89, 805088), (139, 515488), (178, 402544), (181, 395872), (278, 257744), (356, 201272), (362, 197936), (556, 128872), (712, 100636), (724, 98968), (1112, 64436), (1424, 50318), (1448, 49484), (2224, 32218), (2848, 25159), (2896, 24742), (4448, 16109), (5792, 12371)]