78303915

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 148975200

約数和(自身を除く): 70671285

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 59, 81, 87, 113, 135, 145, 177, 261, 295, 339, 405, 435, 531, 565, 783, 885, 1017, 1305, 1593, 1695, 1711, 2349, 2655, 3051, 3277, 3915, 4779, 5085, 5133, 6667, 7965, 8555, 9153, 9831, 11745, 15255, 15399, 16385, 20001, 23895, 25665, 29493, 33335, 45765, 46197, 49155, 60003, 76995, 88479, 100005, 138591, 147465, 180009, 193343, 230985, 265437, 300015, 442395, 540027, 580029, 692955, 900045, 966715, 1327185, 1740087, 2700135, 2900145, 5220261, 8700435, 15660783, 26101305, 78303915]

約数ペア:

[(1, 78303915), (3, 26101305), (5, 15660783), (9, 8700435), (15, 5220261), (27, 2900145), (29, 2700135), (45, 1740087), (59, 1327185), (81, 966715), (87, 900045), (113, 692955), (135, 580029), (145, 540027), (177, 442395), (261, 300015), (295, 265437), (339, 230985), (405, 193343), (435, 180009), (531, 147465), (565, 138591), (783, 100005), (885, 88479), (1017, 76995), (1305, 60003), (1593, 49155), (1695, 46197), (1711, 45765), (2349, 33335), (2655, 29493), (3051, 25665), (3277, 23895), (3915, 20001), (4779, 16385), (5085, 15399), (5133, 15255), (6667, 11745), (7965, 9831), (8555, 9153)]