78325715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 108755136

約数和(自身を除く): 30429421

約数列:

[1, 5, 13, 17, 65, 73, 85, 221, 365, 949, 971, 1105, 1241, 4745, 4855, 6205, 12623, 16133, 16507, 63115, 70883, 80665, 82535, 214591, 354415, 921479, 1072955, 1205011, 4607395, 6025055, 15665143, 78325715]

約数ペア:

[(1, 78325715), (5, 15665143), (13, 6025055), (17, 4607395), (65, 1205011), (73, 1072955), (85, 921479), (221, 354415), (365, 214591), (949, 82535), (971, 80665), (1105, 70883), (1241, 63115), (4745, 16507), (4855, 16133), (6205, 12623)]