39848175

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 76602240

約数和(自身を除く): 36754065

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 75, 87, 93, 145, 155, 197, 225, 261, 279, 435, 465, 591, 725, 775, 899, 985, 1305, 1395, 1773, 2175, 2325, 2697, 2955, 4495, 4925, 5713, 6107, 6525, 6975, 8091, 8865, 13485, 14775, 17139, 18321, 22475, 28565, 30535, 40455, 44325, 51417, 54963, 67425, 85695, 91605, 142825, 152675, 177103, 202275, 257085, 274815, 428475, 458025, 531309, 885515, 1285425, 1374075, 1593927, 2656545, 4427575, 7969635, 13282725, 39848175]

約数ペア:

[(1, 39848175), (3, 13282725), (5, 7969635), (9, 4427575), (15, 2656545), (25, 1593927), (29, 1374075), (31, 1285425), (45, 885515), (75, 531309), (87, 458025), (93, 428475), (145, 274815), (155, 257085), (197, 202275), (225, 177103), (261, 152675), (279, 142825), (435, 91605), (465, 85695), (591, 67425), (725, 54963), (775, 51417), (899, 44325), (985, 40455), (1305, 30535), (1395, 28565), (1773, 22475), (2175, 18321), (2325, 17139), (2697, 14775), (2955, 13485), (4495, 8865), (4925, 8091), (5713, 6975), (6107, 6525)]