26732680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 65545200

約数和(自身を除く): 38812520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 509, 520, 808, 1010, 1018, 1313, 2020, 2036, 2545, 2626, 4040, 4072, 5090, 5252, 6565, 6617, 10180, 10504, 13130, 13234, 20360, 26260, 26468, 33085, 51409, 52520, 52936, 66170, 102818, 132340, 205636, 257045, 264680, 411272, 514090, 668317, 1028180, 1336634, 2056360, 2673268, 3341585, 5346536, 6683170, 13366340, 26732680]

約数ペア:

[(1, 26732680), (2, 13366340), (4, 6683170), (5, 5346536), (8, 3341585), (10, 2673268), (13, 2056360), (20, 1336634), (26, 1028180), (40, 668317), (52, 514090), (65, 411272), (101, 264680), (104, 257045), (130, 205636), (202, 132340), (260, 102818), (404, 66170), (505, 52936), (509, 52520), (520, 51409), (808, 33085), (1010, 26468), (1018, 26260), (1313, 20360), (2020, 13234), (2036, 13130), (2545, 10504), (2626, 10180), (4040, 6617), (4072, 6565), (5090, 5252)]