80021580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4261}}^1$

素因数の和:4586

約数の個数: 48

約数和(自身を含む): 224829024

約数和(自身を除く): 144807444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 1252, 1565, 1878, 3130, 3756, 4261, 4695, 6260, 8522, 9390, 12783, 17044, 18780, 21305, 25566, 42610, 51132, 63915, 85220, 127830, 255660, 1333693, 2667386, 4001079, 5334772, 6668465, 8002158, 13336930, 16004316, 20005395, 26673860, 40010790, 80021580]

約数ペア:

[(1, 80021580), (2, 40010790), (3, 26673860), (4, 20005395), (5, 16004316), (6, 13336930), (10, 8002158), (12, 6668465), (15, 5334772), (20, 4001079), (30, 2667386), (60, 1333693), (313, 255660), (626, 127830), (939, 85220), (1252, 63915), (1565, 51132), (1878, 42610), (3130, 25566), (3756, 21305), (4261, 18780), (4695, 17044), (6260, 12783), (8522, 9390)]