13865625

素因数分解:

$3^2\times 5^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 72

約数和(自身を含む): 27420120

約数和(自身を除く): 13554495

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 125, 145, 153, 225, 255, 261, 375, 425, 435, 493, 625, 725, 765, 1125, 1275, 1305, 1479, 1875, 2125, 2175, 2465, 3125, 3625, 3825, 4437, 5625, 6375, 6525, 7395, 9375, 10625, 10875, 12325, 18125, 19125, 22185, 28125, 31875, 32625, 36975, 53125, 54375, 61625, 90625, 95625, 110925, 159375, 163125, 184875, 271875, 308125, 478125, 554625, 815625, 924375, 1540625, 2773125, 4621875, 13865625]

約数ペア:

[(1, 13865625), (3, 4621875), (5, 2773125), (9, 1540625), (15, 924375), (17, 815625), (25, 554625), (29, 478125), (45, 308125), (51, 271875), (75, 184875), (85, 163125), (87, 159375), (125, 110925), (145, 95625), (153, 90625), (225, 61625), (255, 54375), (261, 53125), (375, 36975), (425, 32625), (435, 31875), (493, 28125), (625, 22185), (725, 19125), (765, 18125), (1125, 12325), (1275, 10875), (1305, 10625), (1479, 9375), (1875, 7395), (2125, 6525), (2175, 6375), (2465, 5625), (3125, 4437), (3625, 3825)]