81668230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{22013}}^1$

素因数の和:22080

約数の個数: 32

約数和(自身を含む): 171180864

約数和(自身を除く): 89512634

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 22013, 44026, 110065, 154091, 220130, 308182, 770455, 1166689, 1540910, 2333378, 5833445, 8166823, 11666890, 16333646, 40834115, 81668230]

約数ペア:

[(1, 81668230), (2, 40834115), (5, 16333646), (7, 11666890), (10, 8166823), (14, 5833445), (35, 2333378), (53, 1540910), (70, 1166689), (106, 770455), (265, 308182), (371, 220130), (530, 154091), (742, 110065), (1855, 44026), (3710, 22013)]