254927595

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 457349760

約数和(自身を除く): 202422165

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 89, 111, 185, 195, 267, 397, 445, 481, 555, 1157, 1191, 1335, 1443, 1985, 2405, 3293, 3471, 5161, 5785, 5955, 7215, 9879, 14689, 15483, 16465, 17355, 25805, 35333, 42809, 44067, 49395, 73445, 77415, 105999, 128427, 176665, 190957, 214045, 220335, 459329, 529995, 572871, 642135, 954785, 1307321, 1377987, 2296645, 2864355, 3921963, 6536605, 6889935, 16995173, 19609815, 50985519, 84975865, 254927595]

約数ペア:

[(1, 254927595), (3, 84975865), (5, 50985519), (13, 19609815), (15, 16995173), (37, 6889935), (39, 6536605), (65, 3921963), (89, 2864355), (111, 2296645), (185, 1377987), (195, 1307321), (267, 954785), (397, 642135), (445, 572871), (481, 529995), (555, 459329), (1157, 220335), (1191, 214045), (1335, 190957), (1443, 176665), (1985, 128427), (2405, 105999), (3293, 77415), (3471, 73445), (5161, 49395), (5785, 44067), (5955, 42809), (7215, 35333), (9879, 25805), (14689, 17355), (15483, 16465)]