81804170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68743}}^1$

素因数の和:68774

約数の個数: 32

約数和(自身を含む): 178184448

約数和(自身を除く): 96380278

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 68743, 137486, 343715, 481201, 687430, 962402, 1168631, 2337262, 2406005, 4812010, 5843155, 8180417, 11686310, 16360834, 40902085, 81804170]

約数ペア:

[(1, 81804170), (2, 40902085), (5, 16360834), (7, 11686310), (10, 8180417), (14, 5843155), (17, 4812010), (34, 2406005), (35, 2337262), (70, 1168631), (85, 962402), (119, 687430), (170, 481201), (238, 343715), (595, 137486), (1190, 68743)]