20132378775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1999}}^1\times {\mathrm{2633}}^1$

素因数の和:4665

約数の個数: 72

約数和(自身を含む): 38214072000

約数和(自身を除く): 18081693225

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 1999, 2633, 3825, 5997, 7899, 9995, 13165, 17991, 23697, 29985, 33983, 39495, 44761, 49975, 65825, 89955, 101949, 118485, 134283, 149925, 169915, 197475, 223805, 305847, 402849, 449775, 509745, 592425, 671415, 849575, 1119025, 1529235, 2014245, 2548725, 3357075, 5263367, 7646175, 10071225, 15790101, 26316835, 47370303, 78950505, 89477239, 131584175, 236851515, 268431717, 394752525, 447386195, 805295151, 1184257575, 1342158585, 2236930975, 4026475755, 6710792925, 20132378775]

約数ペア:

[(1, 20132378775), (3, 6710792925), (5, 4026475755), (9, 2236930975), (15, 1342158585), (17, 1184257575), (25, 805295151), (45, 447386195), (51, 394752525), (75, 268431717), (85, 236851515), (153, 131584175), (225, 89477239), (255, 78950505), (425, 47370303), (765, 26316835), (1275, 15790101), (1999, 10071225), (2633, 7646175), (3825, 5263367), (5997, 3357075), (7899, 2548725), (9995, 2014245), (13165, 1529235), (17991, 1119025), (23697, 849575), (29985, 671415), (33983, 592425), (39495, 509745), (44761, 449775), (49975, 402849), (65825, 305847), (89955, 223805), (101949, 197475), (118485, 169915), (134283, 149925)]