90445985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3163}}^1$

素因数の和:3237

約数の個数: 32

約数和(自身を含む): 133647360

約数和(自身を除く): 43201375

約数列:

[1, 5, 7, 19, 35, 43, 95, 133, 215, 301, 665, 817, 1505, 3163, 4085, 5719, 15815, 22141, 28595, 60097, 110705, 136009, 300485, 420679, 680045, 952063, 2103395, 2584171, 4760315, 12920855, 18089197, 90445985]

約数ペア:

[(1, 90445985), (5, 18089197), (7, 12920855), (19, 4760315), (35, 2584171), (43, 2103395), (95, 952063), (133, 680045), (215, 420679), (301, 300485), (665, 136009), (817, 110705), (1505, 60097), (3163, 28595), (4085, 22141), (5719, 15815)]