28023215225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{368363}}^1$

素因数の和:368569

約数の個数: 24

約数和(自身を含む): 36998480160

約数和(自身を除く): 8975264935

約数列:

[1, 5, 17, 25, 85, 179, 425, 895, 3043, 4475, 15215, 76075, 368363, 1841815, 6262171, 9209075, 31310855, 65936977, 156554275, 329684885, 1120928609, 1648424425, 5604643045, 28023215225]

約数ペア:

[(1, 28023215225), (5, 5604643045), (17, 1648424425), (25, 1120928609), (85, 329684885), (179, 156554275), (425, 65936977), (895, 31310855), (3043, 9209075), (4475, 6262171), (15215, 1841815), (76075, 368363)]