84119720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 197683200

約数和(自身を除く): 113563480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 232, 254, 290, 508, 571, 580, 635, 1016, 1142, 1160, 1270, 2284, 2540, 2855, 3683, 4568, 5080, 5710, 7366, 11420, 14732, 16559, 18415, 22840, 29464, 33118, 36830, 66236, 72517, 73660, 82795, 132472, 145034, 147320, 165590, 290068, 331180, 362585, 580136, 662360, 725170, 1450340, 2102993, 2900680, 4205986, 8411972, 10514965, 16823944, 21029930, 42059860, 84119720]

約数ペア:

[(1, 84119720), (2, 42059860), (4, 21029930), (5, 16823944), (8, 10514965), (10, 8411972), (20, 4205986), (29, 2900680), (40, 2102993), (58, 1450340), (116, 725170), (127, 662360), (145, 580136), (232, 362585), (254, 331180), (290, 290068), (508, 165590), (571, 147320), (580, 145034), (635, 132472), (1016, 82795), (1142, 73660), (1160, 72517), (1270, 66236), (2284, 36830), (2540, 33118), (2855, 29464), (3683, 22840), (4568, 18415), (5080, 16559), (5710, 14732), (7366, 11420)]