77324680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1433}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 185846400

約数和(自身を除く): 108521720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 1433, 2698, 2840, 2866, 5396, 5732, 6745, 7165, 10792, 11464, 13490, 14330, 26980, 27227, 28660, 53960, 54454, 57320, 101743, 108908, 136135, 203486, 217816, 272270, 406972, 508715, 544540, 813944, 1017430, 1089080, 1933117, 2034860, 3866234, 4069720, 7732468, 9665585, 15464936, 19331170, 38662340, 77324680]

約数ペア:

[(1, 77324680), (2, 38662340), (4, 19331170), (5, 15464936), (8, 9665585), (10, 7732468), (19, 4069720), (20, 3866234), (38, 2034860), (40, 1933117), (71, 1089080), (76, 1017430), (95, 813944), (142, 544540), (152, 508715), (190, 406972), (284, 272270), (355, 217816), (380, 203486), (568, 136135), (710, 108908), (760, 101743), (1349, 57320), (1420, 54454), (1433, 53960), (2698, 28660), (2840, 27227), (2866, 26980), (5396, 14330), (5732, 13490), (6745, 11464), (7165, 10792)]