206290125

素因数分解:

$3^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3217}}^1$

素因数の和:3260

約数の個数: 64

約数和(自身を含む): 401606400

約数和(自身を除く): 195316275

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 125, 135, 171, 225, 285, 375, 475, 513, 675, 855, 1125, 1425, 2375, 2565, 3217, 3375, 4275, 7125, 9651, 12825, 16085, 21375, 28953, 48255, 61123, 64125, 80425, 86859, 144765, 183369, 241275, 305615, 402125, 434295, 550107, 723825, 916845, 1206375, 1528075, 1650321, 2171475, 2750535, 3619125, 4584225, 7640375, 8251605, 10857375, 13752675, 22921125, 41258025, 68763375, 206290125]

約数ペア:

[(1, 206290125), (3, 68763375), (5, 41258025), (9, 22921125), (15, 13752675), (19, 10857375), (25, 8251605), (27, 7640375), (45, 4584225), (57, 3619125), (75, 2750535), (95, 2171475), (125, 1650321), (135, 1528075), (171, 1206375), (225, 916845), (285, 723825), (375, 550107), (475, 434295), (513, 402125), (675, 305615), (855, 241275), (1125, 183369), (1425, 144765), (2375, 86859), (2565, 80425), (3217, 64125), (3375, 61123), (4275, 48255), (7125, 28953), (9651, 21375), (12825, 16085)]