72603860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16729}}^1$

素因数の和:16776

約数の個数: 48

約数和(自身を含む): 179880960

約数和(自身を除く): 107277100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 16729, 33458, 66916, 83645, 117103, 167290, 234206, 334580, 468412, 518599, 585515, 1037198, 1171030, 2074396, 2342060, 2592995, 3630193, 5185990, 7260386, 10371980, 14520772, 18150965, 36301930, 72603860]

約数ペア:

[(1, 72603860), (2, 36301930), (4, 18150965), (5, 14520772), (7, 10371980), (10, 7260386), (14, 5185990), (20, 3630193), (28, 2592995), (31, 2342060), (35, 2074396), (62, 1171030), (70, 1037198), (124, 585515), (140, 518599), (155, 468412), (217, 334580), (310, 234206), (434, 167290), (620, 117103), (868, 83645), (1085, 66916), (2170, 33458), (4340, 16729)]