38810915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 60383232

約数和(自身を除く): 21572317

約数列:

[1, 5, 11, 13, 17, 31, 55, 65, 85, 103, 143, 155, 187, 221, 341, 403, 515, 527, 715, 935, 1105, 1133, 1339, 1705, 1751, 2015, 2431, 2635, 3193, 4433, 5665, 5797, 6695, 6851, 8755, 12155, 14729, 15965, 19261, 22165, 22763, 28985, 34255, 35123, 41509, 54281, 73645, 75361, 96305, 113815, 175615, 207545, 250393, 271405, 376805, 456599, 597091, 705653, 1251965, 2282995, 2985455, 3528265, 7762183, 38810915]

約数ペア:

[(1, 38810915), (5, 7762183), (11, 3528265), (13, 2985455), (17, 2282995), (31, 1251965), (55, 705653), (65, 597091), (85, 456599), (103, 376805), (143, 271405), (155, 250393), (187, 207545), (221, 175615), (341, 113815), (403, 96305), (515, 75361), (527, 73645), (715, 54281), (935, 41509), (1105, 35123), (1133, 34255), (1339, 28985), (1705, 22763), (1751, 22165), (2015, 19261), (2431, 15965), (2635, 14729), (3193, 12155), (4433, 8755), (5665, 6851), (5797, 6695)]