89228990

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{40013}}^1$

素因数の和:40243

約数の個数: 16

約数和(自身を含む): 161336448

約数和(自身を除く): 72107458

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 40013, 80026, 200065, 400130, 8922899, 17845798, 44614495, 89228990]

約数ペア:

[(1, 89228990), (2, 44614495), (5, 17845798), (10, 8922899), (223, 400130), (446, 200065), (1115, 80026), (2230, 40013)]