20145897585

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{32533}}^1$

素因数の和:32700

約数の個数: 80

約数和(自身を含む): 39681069120

約数和(自身を除く): 19535171535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 139, 165, 297, 405, 417, 495, 695, 891, 1251, 1485, 1529, 2085, 3753, 4455, 4587, 6255, 7645, 11259, 13761, 18765, 22935, 32533, 41283, 56295, 68805, 97599, 123849, 162665, 206415, 292797, 357863, 487995, 619245, 878391, 1073589, 1463985, 1789315, 2635173, 3220767, 4391955, 4522087, 5367945, 9662301, 13175865, 13566261, 16103835, 22610435, 28986903, 40698783, 48311505, 49742957, 67831305, 122096349, 144934515, 149228871, 203493915, 248714785, 366289047, 447686613, 610481745, 746144355, 1343059839, 1831445235, 2238433065, 4029179517, 6715299195, 20145897585]

約数ペア:

[(1, 20145897585), (3, 6715299195), (5, 4029179517), (9, 2238433065), (11, 1831445235), (15, 1343059839), (27, 746144355), (33, 610481745), (45, 447686613), (55, 366289047), (81, 248714785), (99, 203493915), (135, 149228871), (139, 144934515), (165, 122096349), (297, 67831305), (405, 49742957), (417, 48311505), (495, 40698783), (695, 28986903), (891, 22610435), (1251, 16103835), (1485, 13566261), (1529, 13175865), (2085, 9662301), (3753, 5367945), (4455, 4522087), (4587, 4391955), (6255, 3220767), (7645, 2635173), (11259, 1789315), (13761, 1463985), (18765, 1073589), (22935, 878391), (32533, 619245), (41283, 487995), (56295, 357863), (68805, 292797), (97599, 206415), (123849, 162665)]