51615795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 112803840

約数和(自身を除く): 61188045

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 29, 33, 35, 55, 67, 69, 77, 87, 105, 115, 145, 161, 165, 201, 203, 231, 253, 319, 335, 345, 385, 435, 469, 483, 609, 667, 737, 759, 805, 957, 1005, 1015, 1155, 1265, 1407, 1541, 1595, 1771, 1943, 2001, 2211, 2233, 2345, 2415, 3045, 3335, 3685, 3795, 4623, 4669, 4785, 5159, 5313, 5829, 6699, 7035, 7337, 7705, 8855, 9715, 10005, 10787, 11055, 11165, 13601, 14007, 15477, 16951, 21373, 22011, 23115, 23345, 25795, 26565, 29145, 32361, 33495, 36685, 40803, 44689, 50853, 51359, 53935, 64119, 68005, 70035, 77385, 84755, 106865, 110055, 118657, 134067, 149611, 154077, 161805, 204015, 223445, 254265, 256795, 312823, 320595, 355971, 448833, 491579, 593285, 670335, 748055, 770385, 938469, 1474737, 1564115, 1779855, 2244165, 2457895, 3441053, 4692345, 7373685, 10323159, 17205265, 51615795]

約数ペア:

[(1, 51615795), (3, 17205265), (5, 10323159), (7, 7373685), (11, 4692345), (15, 3441053), (21, 2457895), (23, 2244165), (29, 1779855), (33, 1564115), (35, 1474737), (55, 938469), (67, 770385), (69, 748055), (77, 670335), (87, 593285), (105, 491579), (115, 448833), (145, 355971), (161, 320595), (165, 312823), (201, 256795), (203, 254265), (231, 223445), (253, 204015), (319, 161805), (335, 154077), (345, 149611), (385, 134067), (435, 118657), (469, 110055), (483, 106865), (609, 84755), (667, 77385), (737, 70035), (759, 68005), (805, 64119), (957, 53935), (1005, 51359), (1015, 50853), (1155, 44689), (1265, 40803), (1407, 36685), (1541, 33495), (1595, 32361), (1771, 29145), (1943, 26565), (2001, 25795), (2211, 23345), (2233, 23115), (2345, 22011), (2415, 21373), (3045, 16951), (3335, 15477), (3685, 14007), (3795, 13601), (4623, 11165), (4669, 11055), (4785, 10787), (5159, 10005), (5313, 9715), (5829, 8855), (6699, 7705), (7035, 7337)]