78921804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{5009}}^1$

素因数の和:5130

約数の個数: 48

約数和(自身を含む): 200319840

約数和(自身を除く): 121398036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1313, 2626, 3939, 5009, 5252, 7878, 10018, 15027, 15756, 20036, 30054, 60108, 65117, 130234, 195351, 260468, 390702, 505909, 781404, 1011818, 1517727, 2023636, 3035454, 6070908, 6576817, 13153634, 19730451, 26307268, 39460902, 78921804]

約数ペア:

[(1, 78921804), (2, 39460902), (3, 26307268), (4, 19730451), (6, 13153634), (12, 6576817), (13, 6070908), (26, 3035454), (39, 2023636), (52, 1517727), (78, 1011818), (101, 781404), (156, 505909), (202, 390702), (303, 260468), (404, 195351), (606, 130234), (1212, 65117), (1313, 60108), (2626, 30054), (3939, 20036), (5009, 15756), (5252, 15027), (7878, 10018)]