71963440

素因数分解:

$2^4\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1559}}^1$

素因数の和:2149

約数の個数: 40

約数和(自身を含む): 167712480

約数和(自身を除く): 95749040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 577, 1154, 1559, 2308, 2885, 3118, 4616, 5770, 6236, 7795, 9232, 11540, 12472, 15590, 23080, 24944, 31180, 46160, 62360, 124720, 899543, 1799086, 3598172, 4497715, 7196344, 8995430, 14392688, 17990860, 35981720, 71963440]

約数ペア:

[(1, 71963440), (2, 35981720), (4, 17990860), (5, 14392688), (8, 8995430), (10, 7196344), (16, 4497715), (20, 3598172), (40, 1799086), (80, 899543), (577, 124720), (1154, 62360), (1559, 46160), (2308, 31180), (2885, 24944), (3118, 23080), (4616, 15590), (5770, 12472), (6236, 11540), (7795, 9232)]