48991875

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 80

約数和(自身を含む): 91095840

約数和(自身を除く): 42103965

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 53, 75, 85, 87, 125, 145, 159, 255, 265, 375, 425, 435, 493, 625, 725, 795, 901, 1275, 1325, 1479, 1537, 1875, 2125, 2175, 2465, 2703, 3625, 3975, 4505, 4611, 6375, 6625, 7395, 7685, 10625, 10875, 12325, 13515, 18125, 19875, 22525, 23055, 26129, 31875, 33125, 36975, 38425, 54375, 61625, 67575, 78387, 99375, 112625, 115275, 130645, 184875, 192125, 308125, 337875, 391935, 563125, 576375, 653225, 924375, 960625, 1689375, 1959675, 2881875, 3266125, 9798375, 16330625, 48991875]

約数ペア:

[(1, 48991875), (3, 16330625), (5, 9798375), (15, 3266125), (17, 2881875), (25, 1959675), (29, 1689375), (51, 960625), (53, 924375), (75, 653225), (85, 576375), (87, 563125), (125, 391935), (145, 337875), (159, 308125), (255, 192125), (265, 184875), (375, 130645), (425, 115275), (435, 112625), (493, 99375), (625, 78387), (725, 67575), (795, 61625), (901, 54375), (1275, 38425), (1325, 36975), (1479, 33125), (1537, 31875), (1875, 26129), (2125, 23055), (2175, 22525), (2465, 19875), (2703, 18125), (3625, 13515), (3975, 12325), (4505, 10875), (4611, 10625), (6375, 7685), (6625, 7395)]