163623280

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{5573}}^1$

素因数の和:5953

約数の個数: 40

約数和(自身を含む): 381529152

約数和(自身を除く): 217905872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1835, 2936, 3670, 5573, 5872, 7340, 11146, 14680, 22292, 27865, 29360, 44584, 55730, 89168, 111460, 222920, 445840, 2045291, 4090582, 8181164, 10226455, 16362328, 20452910, 32724656, 40905820, 81811640, 163623280]

約数ペア:

[(1, 163623280), (2, 81811640), (4, 40905820), (5, 32724656), (8, 20452910), (10, 16362328), (16, 10226455), (20, 8181164), (40, 4090582), (80, 2045291), (367, 445840), (734, 222920), (1468, 111460), (1835, 89168), (2936, 55730), (3670, 44584), (5573, 29360), (5872, 27865), (7340, 22292), (11146, 14680)]