89247160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{54419}}^1$

素因数の和:54471

約数の個数: 32

約数和(自身を含む): 205707600

約数和(自身を除く): 116460440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 54419, 108838, 217676, 272095, 435352, 544190, 1088380, 2176760, 2231179, 4462358, 8924716, 11155895, 17849432, 22311790, 44623580, 89247160]

約数ペア:

[(1, 89247160), (2, 44623580), (4, 22311790), (5, 17849432), (8, 11155895), (10, 8924716), (20, 4462358), (40, 2231179), (41, 2176760), (82, 1088380), (164, 544190), (205, 435352), (328, 272095), (410, 217676), (820, 108838), (1640, 54419)]