180161775

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{27611}}^1$

素因数の和:27656

約数の個数: 36

約数和(自身を含む): 333829080

約数和(自身を除く): 153667305

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 27611, 82833, 138055, 248499, 414165, 690275, 800719, 1242495, 2070825, 2402157, 4003595, 6212475, 7206471, 12010785, 20017975, 36032355, 60053925, 180161775]

約数ペア:

[(1, 180161775), (3, 60053925), (5, 36032355), (9, 20017975), (15, 12010785), (25, 7206471), (29, 6212475), (45, 4003595), (75, 2402157), (87, 2070825), (145, 1242495), (225, 800719), (261, 690275), (435, 414165), (725, 248499), (1305, 138055), (2175, 82833), (6525, 27611)]