169100890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{27143}}^1$

素因数の和:27246

約数の個数: 32

約数和(自身を含む): 351786240

約数和(自身を除く): 182685350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 27143, 54286, 135715, 190001, 271430, 380002, 950005, 1900010, 2415727, 4831454, 12078635, 16910089, 24157270, 33820178, 84550445, 169100890]

約数ペア:

[(1, 169100890), (2, 84550445), (5, 33820178), (7, 24157270), (10, 16910089), (14, 12078635), (35, 4831454), (70, 2415727), (89, 1900010), (178, 950005), (445, 380002), (623, 271430), (890, 190001), (1246, 135715), (3115, 54286), (6230, 27143)]