289938100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{152599}}^1$

素因数の和:152632

約数の個数: 36

約数和(自身を含む): 662284000

約数和(自身を除く): 372345900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 152599, 305198, 610396, 762995, 1525990, 2899381, 3051980, 3814975, 5798762, 7629950, 11597524, 14496905, 15259900, 28993810, 57987620, 72484525, 144969050, 289938100]

約数ペア:

[(1, 289938100), (2, 144969050), (4, 72484525), (5, 57987620), (10, 28993810), (19, 15259900), (20, 14496905), (25, 11597524), (38, 7629950), (50, 5798762), (76, 3814975), (95, 3051980), (100, 2899381), (190, 1525990), (380, 762995), (475, 610396), (950, 305198), (1900, 152599)]