65852020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2459}}^1$

素因数の和:2584

約数の個数: 48

約数和(自身を含む): 150433920

約数和(自身を除く): 84581900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2459, 2678, 4918, 5356, 6695, 9836, 12295, 13390, 24590, 26780, 31967, 49180, 63934, 127868, 159835, 253277, 319670, 506554, 639340, 1013108, 1266385, 2532770, 3292601, 5065540, 6585202, 13170404, 16463005, 32926010, 65852020]

約数ペア:

[(1, 65852020), (2, 32926010), (4, 16463005), (5, 13170404), (10, 6585202), (13, 5065540), (20, 3292601), (26, 2532770), (52, 1266385), (65, 1013108), (103, 639340), (130, 506554), (206, 319670), (260, 253277), (412, 159835), (515, 127868), (1030, 63934), (1339, 49180), (2060, 31967), (2459, 26780), (2678, 24590), (4918, 13390), (5356, 12295), (6695, 9836)]