20173549305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{4219}}^1$

素因数の和:4391

約数の個数: 128

約数和(自身を含む): 41380577280

約数和(自身を除く): 21207027975

約数列:

[1, 3, 5, 7, 13, 15, 21, 31, 35, 39, 65, 91, 93, 105, 113, 155, 195, 217, 273, 339, 403, 455, 465, 565, 651, 791, 1085, 1209, 1365, 1469, 1695, 2015, 2373, 2821, 3255, 3503, 3955, 4219, 4407, 6045, 7345, 8463, 10283, 10509, 11865, 12657, 14105, 17515, 21095, 22035, 24521, 29533, 30849, 42315, 45539, 51415, 52545, 54847, 63285, 73563, 88599, 122605, 130789, 136617, 147665, 154245, 164541, 227695, 274235, 318773, 367815, 383929, 392367, 442995, 476747, 653945, 683085, 822705, 915523, 956319, 1151787, 1430241, 1593865, 1700257, 1919645, 1961835, 2383735, 2746569, 3337229, 4577615, 4781595, 5100771, 5758935, 6197711, 7151205, 8501285, 10011687, 11901799, 13732845, 14779157, 16686145, 18593133, 25503855, 30988555, 35705397, 43383977, 44337471, 50058435, 59508995, 73895785, 92965665, 103454099, 130151931, 178526985, 192129041, 216919885, 221687355, 310362297, 517270495, 576387123, 650759655, 960645205, 1344903287, 1551811485, 2881935615, 4034709861, 6724516435, 20173549305]

約数ペア:

[(1, 20173549305), (3, 6724516435), (5, 4034709861), (7, 2881935615), (13, 1551811485), (15, 1344903287), (21, 960645205), (31, 650759655), (35, 576387123), (39, 517270495), (65, 310362297), (91, 221687355), (93, 216919885), (105, 192129041), (113, 178526985), (155, 130151931), (195, 103454099), (217, 92965665), (273, 73895785), (339, 59508995), (403, 50058435), (455, 44337471), (465, 43383977), (565, 35705397), (651, 30988555), (791, 25503855), (1085, 18593133), (1209, 16686145), (1365, 14779157), (1469, 13732845), (1695, 11901799), (2015, 10011687), (2373, 8501285), (2821, 7151205), (3255, 6197711), (3503, 5758935), (3955, 5100771), (4219, 4781595), (4407, 4577615), (6045, 3337229), (7345, 2746569), (8463, 2383735), (10283, 1961835), (10509, 1919645), (11865, 1700257), (12657, 1593865), (14105, 1430241), (17515, 1151787), (21095, 956319), (22035, 915523), (24521, 822705), (29533, 683085), (30849, 653945), (42315, 476747), (45539, 442995), (51415, 392367), (52545, 383929), (54847, 367815), (63285, 318773), (73563, 274235), (88599, 227695), (122605, 164541), (130789, 154245), (136617, 147665)]