80642772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{320011}}^1$

素因数の和:320028

約数の個数: 36

約数和(自身を含む): 232968736

約数和(自身を除く): 152325964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 320011, 640022, 960033, 1280044, 1920066, 2240077, 2880099, 3840132, 4480154, 5760198, 6720231, 8960308, 11520396, 13440462, 20160693, 26880924, 40321386, 80642772]

約数ペア:

[(1, 80642772), (2, 40321386), (3, 26880924), (4, 20160693), (6, 13440462), (7, 11520396), (9, 8960308), (12, 6720231), (14, 5760198), (18, 4480154), (21, 3840132), (28, 2880099), (36, 2240077), (42, 1920066), (63, 1280044), (84, 960033), (126, 640022), (252, 320011)]