127683375

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 224640000

約数和(自身を除く): 96956625

約数列:

[1, 3, 5, 15, 25, 29, 59, 75, 87, 125, 145, 177, 199, 295, 375, 435, 597, 725, 885, 995, 1475, 1711, 2175, 2985, 3625, 4425, 4975, 5133, 5771, 7375, 8555, 10875, 11741, 14925, 17313, 22125, 24875, 25665, 28855, 35223, 42775, 58705, 74625, 86565, 128325, 144275, 176115, 213875, 293525, 340489, 432825, 641625, 721375, 880575, 1021467, 1467625, 1702445, 2164125, 4402875, 5107335, 8512225, 25536675, 42561125, 127683375]

約数ペア:

[(1, 127683375), (3, 42561125), (5, 25536675), (15, 8512225), (25, 5107335), (29, 4402875), (59, 2164125), (75, 1702445), (87, 1467625), (125, 1021467), (145, 880575), (177, 721375), (199, 641625), (295, 432825), (375, 340489), (435, 293525), (597, 213875), (725, 176115), (885, 144275), (995, 128325), (1475, 86565), (1711, 74625), (2175, 58705), (2985, 42775), (3625, 35223), (4425, 28855), (4975, 25665), (5133, 24875), (5771, 22125), (7375, 17313), (8555, 14925), (10875, 11741)]