20112909525

素因数分解:

$3^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7213}}^1$

素因数の和:7264

約数の個数: 108

約数和(自身を含む): 39614079492

約数和(自身を除く): 19501169967

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 243, 255, 405, 425, 459, 675, 729, 765, 1215, 1275, 1377, 2025, 2187, 2295, 3645, 3825, 4131, 6075, 6561, 6885, 7213, 10935, 11475, 12393, 18225, 20655, 21639, 32805, 34425, 36065, 37179, 54675, 61965, 64917, 103275, 108195, 111537, 122621, 164025, 180325, 185895, 194751, 309825, 324585, 367863, 540975, 557685, 584253, 613105, 929475, 973755, 1103589, 1622925, 1752759, 1839315, 2788425, 2921265, 3065525, 3310767, 4868775, 5258277, 5517945, 8763795, 9196575, 9932301, 14606325, 15774831, 16553835, 26291385, 27589725, 29796903, 43818975, 47324493, 49661505, 78874155, 82769175, 89390709, 131456925, 148984515, 236622465, 248307525, 268172127, 394370775, 446953545, 744922575, 804516381, 1183112325, 1340860635, 2234767725, 4022581905, 6704303175, 20112909525]

約数ペア:

[(1, 20112909525), (3, 6704303175), (5, 4022581905), (9, 2234767725), (15, 1340860635), (17, 1183112325), (25, 804516381), (27, 744922575), (45, 446953545), (51, 394370775), (75, 268172127), (81, 248307525), (85, 236622465), (135, 148984515), (153, 131456925), (225, 89390709), (243, 82769175), (255, 78874155), (405, 49661505), (425, 47324493), (459, 43818975), (675, 29796903), (729, 27589725), (765, 26291385), (1215, 16553835), (1275, 15774831), (1377, 14606325), (2025, 9932301), (2187, 9196575), (2295, 8763795), (3645, 5517945), (3825, 5258277), (4131, 4868775), (6075, 3310767), (6561, 3065525), (6885, 2921265), (7213, 2788425), (10935, 1839315), (11475, 1752759), (12393, 1622925), (18225, 1103589), (20655, 973755), (21639, 929475), (32805, 613105), (34425, 584253), (36065, 557685), (37179, 540975), (54675, 367863), (61965, 324585), (64917, 309825), (103275, 194751), (108195, 185895), (111537, 180325), (122621, 164025)]