90292275

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21121}}^1$

素因数の和:21156

約数の個数: 36

約数和(自身を含む): 170243320

約数和(自身を除く): 79951045

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 21121, 63363, 105605, 190089, 316815, 401299, 528025, 950445, 1203897, 1584075, 2006495, 3611691, 4752225, 6019485, 10032475, 18058455, 30097425, 90292275]

約数ペア:

[(1, 90292275), (3, 30097425), (5, 18058455), (9, 10032475), (15, 6019485), (19, 4752225), (25, 3611691), (45, 2006495), (57, 1584075), (75, 1203897), (95, 950445), (171, 528025), (225, 401299), (285, 316815), (475, 190089), (855, 105605), (1425, 63363), (4275, 21121)]