89809490

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{51913}}^1$

素因数の和:52093

約数の個数: 16

約数和(自身を含む): 162594648

約数和(自身を除く): 72785158

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 51913, 103826, 259565, 519130, 8980949, 17961898, 44904745, 89809490]

約数ペア:

[(1, 89809490), (2, 44904745), (5, 17961898), (10, 8980949), (173, 519130), (346, 259565), (865, 103826), (1730, 51913)]