49953825

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 94011840

約数和(自身を除く): 44058015

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 59, 71, 75, 159, 177, 213, 225, 265, 295, 355, 477, 531, 639, 795, 885, 1065, 1325, 1475, 1775, 2385, 2655, 3127, 3195, 3763, 3975, 4189, 4425, 5325, 9381, 11289, 11925, 12567, 13275, 15635, 15975, 18815, 20945, 28143, 33867, 37701, 46905, 56445, 62835, 78175, 94075, 104725, 140715, 169335, 188505, 222017, 234525, 282225, 314175, 666051, 703575, 846675, 942525, 1110085, 1998153, 3330255, 5550425, 9990765, 16651275, 49953825]

約数ペア:

[(1, 49953825), (3, 16651275), (5, 9990765), (9, 5550425), (15, 3330255), (25, 1998153), (45, 1110085), (53, 942525), (59, 846675), (71, 703575), (75, 666051), (159, 314175), (177, 282225), (213, 234525), (225, 222017), (265, 188505), (295, 169335), (355, 140715), (477, 104725), (531, 94075), (639, 78175), (795, 62835), (885, 56445), (1065, 46905), (1325, 37701), (1475, 33867), (1775, 28143), (2385, 20945), (2655, 18815), (3127, 15975), (3195, 15635), (3763, 13275), (3975, 12567), (4189, 11925), (4425, 11289), (5325, 9381)]