77688825

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 138741120

約数和(自身を除く): 61052295

約数列:

[1, 3, 5, 15, 23, 25, 29, 69, 75, 87, 115, 145, 345, 435, 575, 667, 725, 1553, 1725, 2001, 2175, 3335, 4659, 7765, 10005, 16675, 23295, 35719, 38825, 45037, 50025, 107157, 116475, 135111, 178595, 225185, 535785, 675555, 892975, 1035851, 1125925, 2678925, 3107553, 3377775, 5179255, 15537765, 25896275, 77688825]

約数ペア:

[(1, 77688825), (3, 25896275), (5, 15537765), (15, 5179255), (23, 3377775), (25, 3107553), (29, 2678925), (69, 1125925), (75, 1035851), (87, 892975), (115, 675555), (145, 535785), (345, 225185), (435, 178595), (575, 135111), (667, 116475), (725, 107157), (1553, 50025), (1725, 45037), (2001, 38825), (2175, 35719), (3335, 23295), (4659, 16675), (7765, 10005)]