55438480

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10343}}^1$

素因数の和:10423

約数の個数: 40

約数和(自身を含む): 130830912

約数和(自身を除く): 75392432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 10343, 20686, 41372, 51715, 82744, 103430, 165488, 206860, 413720, 692981, 827440, 1385962, 2771924, 3464905, 5543848, 6929810, 11087696, 13859620, 27719240, 55438480]

約数ペア:

[(1, 55438480), (2, 27719240), (4, 13859620), (5, 11087696), (8, 6929810), (10, 5543848), (16, 3464905), (20, 2771924), (40, 1385962), (67, 827440), (80, 692981), (134, 413720), (268, 206860), (335, 165488), (536, 103430), (670, 82744), (1072, 51715), (1340, 41372), (2680, 20686), (5360, 10343)]