53538075

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 101072400

約数和(自身を除く): 47534325

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 59, 75, 109, 111, 177, 185, 225, 295, 327, 333, 531, 545, 555, 885, 925, 981, 1475, 1635, 1665, 2183, 2655, 2725, 2775, 4033, 4425, 4905, 6431, 6549, 8175, 8325, 10915, 12099, 13275, 19293, 19647, 20165, 24525, 32155, 32745, 36297, 54575, 57879, 60495, 96465, 98235, 100825, 160775, 163725, 181485, 237947, 289395, 302475, 482325, 491175, 713841, 907425, 1189735, 1446975, 2141523, 3569205, 5948675, 10707615, 17846025, 53538075]

約数ペア:

[(1, 53538075), (3, 17846025), (5, 10707615), (9, 5948675), (15, 3569205), (25, 2141523), (37, 1446975), (45, 1189735), (59, 907425), (75, 713841), (109, 491175), (111, 482325), (177, 302475), (185, 289395), (225, 237947), (295, 181485), (327, 163725), (333, 160775), (531, 100825), (545, 98235), (555, 96465), (885, 60495), (925, 57879), (981, 54575), (1475, 36297), (1635, 32745), (1665, 32155), (2183, 24525), (2655, 20165), (2725, 19647), (2775, 19293), (4033, 13275), (4425, 12099), (4905, 10915), (6431, 8325), (6549, 8175)]