55206225

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{283}}^1$

素因数の和:336

約数の個数: 72

約数和(自身を含む): 108113120

約数和(自身を除く): 52906895

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 283, 289, 425, 459, 675, 765, 849, 867, 1275, 1415, 1445, 2295, 2547, 2601, 3825, 4245, 4335, 4811, 7075, 7225, 7641, 7803, 11475, 12735, 13005, 14433, 21225, 21675, 24055, 38205, 39015, 43299, 63675, 65025, 72165, 81787, 120275, 129897, 191025, 195075, 216495, 245361, 360825, 408935, 649485, 736083, 1082475, 1226805, 2044675, 2208249, 3247425, 3680415, 6134025, 11041245, 18402075, 55206225]

約数ペア:

[(1, 55206225), (3, 18402075), (5, 11041245), (9, 6134025), (15, 3680415), (17, 3247425), (25, 2208249), (27, 2044675), (45, 1226805), (51, 1082475), (75, 736083), (85, 649485), (135, 408935), (153, 360825), (225, 245361), (255, 216495), (283, 195075), (289, 191025), (425, 129897), (459, 120275), (675, 81787), (765, 72165), (849, 65025), (867, 63675), (1275, 43299), (1415, 39015), (1445, 38205), (2295, 24055), (2547, 21675), (2601, 21225), (3825, 14433), (4245, 13005), (4335, 12735), (4811, 11475), (7075, 7803), (7225, 7641)]