77534840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 184757760

約数和(自身を除く): 107222920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 284, 355, 460, 568, 710, 920, 1187, 1420, 1633, 2374, 2840, 3266, 4748, 5935, 6532, 8165, 9496, 11870, 13064, 16330, 23740, 27301, 32660, 47480, 54602, 65320, 84277, 109204, 136505, 168554, 218408, 273010, 337108, 421385, 546020, 674216, 842770, 1092040, 1685540, 1938371, 3371080, 3876742, 7753484, 9691855, 15506968, 19383710, 38767420, 77534840]

約数ペア:

[(1, 77534840), (2, 38767420), (4, 19383710), (5, 15506968), (8, 9691855), (10, 7753484), (20, 3876742), (23, 3371080), (40, 1938371), (46, 1685540), (71, 1092040), (92, 842770), (115, 674216), (142, 546020), (184, 421385), (230, 337108), (284, 273010), (355, 218408), (460, 168554), (568, 136505), (710, 109204), (920, 84277), (1187, 65320), (1420, 54602), (1633, 47480), (2374, 32660), (2840, 27301), (3266, 23740), (4748, 16330), (5935, 13064), (6532, 11870), (8165, 9496)]