82012905

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 162989904

約数和(自身を除く): 80976999

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 81, 111, 117, 135, 185, 195, 333, 351, 405, 421, 481, 555, 585, 999, 1053, 1263, 1443, 1665, 1755, 2105, 2405, 2997, 3789, 4329, 4995, 5265, 5473, 6315, 7215, 11367, 12987, 14985, 15577, 16419, 18945, 21645, 27365, 34101, 38961, 46731, 49257, 56835, 64935, 77885, 82095, 140193, 147771, 170505, 194805, 202501, 233655, 246285, 420579, 443313, 607503, 700965, 738855, 1012505, 1261737, 1822509, 2102895, 2216565, 3037515, 5467527, 6308685, 9112545, 16402581, 27337635, 82012905]

約数ペア:

[(1, 82012905), (3, 27337635), (5, 16402581), (9, 9112545), (13, 6308685), (15, 5467527), (27, 3037515), (37, 2216565), (39, 2102895), (45, 1822509), (65, 1261737), (81, 1012505), (111, 738855), (117, 700965), (135, 607503), (185, 443313), (195, 420579), (333, 246285), (351, 233655), (405, 202501), (421, 194805), (481, 170505), (555, 147771), (585, 140193), (999, 82095), (1053, 77885), (1263, 64935), (1443, 56835), (1665, 49257), (1755, 46731), (2105, 38961), (2405, 34101), (2997, 27365), (3789, 21645), (4329, 18945), (4995, 16419), (5265, 15577), (5473, 14985), (6315, 12987), (7215, 11367)]