108816880

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12479}}^1$

素因数の和:12601

約数の個数: 40

約数和(自身を含む): 255340800

約数和(自身を除く): 146523920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 12479, 24958, 49916, 62395, 99832, 124790, 199664, 249580, 499160, 998320, 1360211, 2720422, 5440844, 6801055, 10881688, 13602110, 21763376, 27204220, 54408440, 108816880]

約数ペア:

[(1, 108816880), (2, 54408440), (4, 27204220), (5, 21763376), (8, 13602110), (10, 10881688), (16, 6801055), (20, 5440844), (40, 2720422), (80, 1360211), (109, 998320), (218, 499160), (436, 249580), (545, 199664), (872, 124790), (1090, 99832), (1744, 62395), (2180, 49916), (4360, 24958), (8720, 12479)]