9779670440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1\times {\mathrm{3701}}^1$

素因数の和:5874

約数の個数: 64

約数和(自身を含む): 22730872320

約数和(自身を除く): 12951201880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2131, 3701, 4262, 7402, 8524, 10655, 14804, 17048, 18505, 21310, 29608, 37010, 42620, 66061, 74020, 85240, 114731, 132122, 148040, 229462, 264244, 330305, 458924, 528488, 573655, 660610, 917848, 1147310, 1321220, 2294620, 2642440, 4589240, 7886831, 15773662, 31547324, 39434155, 63094648, 78868310, 157736620, 244491761, 315473240, 488983522, 977967044, 1222458805, 1955934088, 2444917610, 4889835220, 9779670440]

約数ペア:

[(1, 9779670440), (2, 4889835220), (4, 2444917610), (5, 1955934088), (8, 1222458805), (10, 977967044), (20, 488983522), (31, 315473240), (40, 244491761), (62, 157736620), (124, 78868310), (155, 63094648), (248, 39434155), (310, 31547324), (620, 15773662), (1240, 7886831), (2131, 4589240), (3701, 2642440), (4262, 2294620), (7402, 1321220), (8524, 1147310), (10655, 917848), (14804, 660610), (17048, 573655), (18505, 528488), (21310, 458924), (29608, 330305), (37010, 264244), (42620, 229462), (66061, 148040), (74020, 132122), (85240, 114731)]