20236056255

素因数分解:

$3^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{347}}^1\times {\mathrm{463}}^1$

素因数の和:1138

約数の個数: 80

約数和(自身を含む): 36575345664

約数和(自身を除く): 16339289409

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 311, 347, 405, 463, 933, 1041, 1389, 1555, 1735, 2315, 2799, 3123, 4167, 4665, 5205, 6945, 8397, 9369, 12501, 13995, 15615, 20835, 25191, 28107, 37503, 41985, 46845, 62505, 107917, 125955, 140535, 143993, 160661, 187515, 323751, 431979, 481983, 539585, 719965, 803305, 971253, 1295937, 1445949, 1618755, 2159895, 2409915, 2913759, 3887811, 4337847, 4856265, 6479685, 7229745, 8741277, 11663433, 13013541, 14568795, 19439055, 21689235, 43706385, 49965571, 58317165, 65067705, 149896713, 249827855, 449690139, 749483565, 1349070417, 2248450695, 4047211251, 6745352085, 20236056255]

約数ペア:

[(1, 20236056255), (3, 6745352085), (5, 4047211251), (9, 2248450695), (15, 1349070417), (27, 749483565), (45, 449690139), (81, 249827855), (135, 149896713), (311, 65067705), (347, 58317165), (405, 49965571), (463, 43706385), (933, 21689235), (1041, 19439055), (1389, 14568795), (1555, 13013541), (1735, 11663433), (2315, 8741277), (2799, 7229745), (3123, 6479685), (4167, 4856265), (4665, 4337847), (5205, 3887811), (6945, 2913759), (8397, 2409915), (9369, 2159895), (12501, 1618755), (13995, 1445949), (15615, 1295937), (20835, 971253), (25191, 803305), (28107, 719965), (37503, 539585), (41985, 481983), (46845, 431979), (62505, 323751), (107917, 187515), (125955, 160661), (140535, 143993)]