76868840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61991}}^1$

素因数の和:62033

約数の個数: 32

約数和(自身を含む): 178536960

約数和(自身を除く): 101668120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 61991, 123982, 247964, 309955, 495928, 619910, 1239820, 1921721, 2479640, 3843442, 7686884, 9608605, 15373768, 19217210, 38434420, 76868840]

約数ペア:

[(1, 76868840), (2, 38434420), (4, 19217210), (5, 15373768), (8, 9608605), (10, 7686884), (20, 3843442), (31, 2479640), (40, 1921721), (62, 1239820), (124, 619910), (155, 495928), (248, 309955), (310, 247964), (620, 123982), (1240, 61991)]