90159970

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{17239}}^1$

素因数の和:17769

約数の個数: 16

約数和(自身を含む): 162607680

約数和(自身を除く): 72447710

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 5230, 17239, 34478, 86195, 172390, 9015997, 18031994, 45079985, 90159970]

約数ペア:

[(1, 90159970), (2, 45079985), (5, 18031994), (10, 9015997), (523, 172390), (1046, 86195), (2615, 34478), (5230, 17239)]