77217040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9371}}^1$

素因数の和:9487

約数の個数: 40

約数和(自身を含む): 181291968

約数和(自身を除く): 104074928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 9371, 18742, 37484, 46855, 74968, 93710, 149936, 187420, 374840, 749680, 965213, 1930426, 3860852, 4826065, 7721704, 9652130, 15443408, 19304260, 38608520, 77217040]

約数ペア:

[(1, 77217040), (2, 38608520), (4, 19304260), (5, 15443408), (8, 9652130), (10, 7721704), (16, 4826065), (20, 3860852), (40, 1930426), (80, 965213), (103, 749680), (206, 374840), (412, 187420), (515, 149936), (824, 93710), (1030, 74968), (1648, 46855), (2060, 37484), (4120, 18742), (8240, 9371)]