90780850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{106801}}^1$

素因数の和:106830

約数の個数: 24

約数和(自身を含む): 178786548

約数和(自身を除く): 88005698

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 106801, 213602, 534005, 1068010, 1815617, 2670025, 3631234, 5340050, 9078085, 18156170, 45390425, 90780850]

約数ペア:

[(1, 90780850), (2, 45390425), (5, 18156170), (10, 9078085), (17, 5340050), (25, 3631234), (34, 2670025), (50, 1815617), (85, 1068010), (170, 534005), (425, 213602), (850, 106801)]