26660216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 32126344

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 71, 88, 136, 142, 187, 251, 284, 374, 502, 568, 748, 781, 1004, 1207, 1496, 1562, 2008, 2414, 2761, 3124, 4267, 4828, 5522, 6248, 8534, 9656, 11044, 13277, 17068, 17821, 22088, 26554, 34136, 35642, 46937, 53108, 71284, 93874, 106216, 142568, 187748, 196031, 302957, 375496, 392062, 605914, 784124, 1211828, 1568248, 2423656, 3332527, 6665054, 13330108, 26660216]

約数ペア:

[(1, 26660216), (2, 13330108), (4, 6665054), (8, 3332527), (11, 2423656), (17, 1568248), (22, 1211828), (34, 784124), (44, 605914), (68, 392062), (71, 375496), (88, 302957), (136, 196031), (142, 187748), (187, 142568), (251, 106216), (284, 93874), (374, 71284), (502, 53108), (568, 46937), (748, 35642), (781, 34136), (1004, 26554), (1207, 22088), (1496, 17821), (1562, 17068), (2008, 13277), (2414, 11044), (2761, 9656), (3124, 8534), (4267, 6248), (4828, 5522)]