201992752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 437034528

約数和(自身を除く): 235041776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 73, 104, 106, 146, 208, 212, 251, 292, 424, 502, 584, 689, 848, 949, 1004, 1168, 1378, 1898, 2008, 2756, 3263, 3796, 3869, 4016, 5512, 6526, 7592, 7738, 11024, 13052, 13303, 15184, 15476, 18323, 26104, 26606, 30952, 36646, 50297, 52208, 53212, 61904, 73292, 100594, 106424, 146584, 172939, 201188, 212848, 238199, 293168, 345878, 402376, 476398, 691756, 804752, 952796, 971119, 1383512, 1905592, 1942238, 2767024, 3811184, 3884476, 7768952, 12624547, 15537904, 25249094, 50498188, 100996376, 201992752]

約数ペア:

[(1, 201992752), (2, 100996376), (4, 50498188), (8, 25249094), (13, 15537904), (16, 12624547), (26, 7768952), (52, 3884476), (53, 3811184), (73, 2767024), (104, 1942238), (106, 1905592), (146, 1383512), (208, 971119), (212, 952796), (251, 804752), (292, 691756), (424, 476398), (502, 402376), (584, 345878), (689, 293168), (848, 238199), (949, 212848), (1004, 201188), (1168, 172939), (1378, 146584), (1898, 106424), (2008, 100594), (2756, 73292), (3263, 61904), (3796, 53212), (3869, 52208), (4016, 50297), (5512, 36646), (6526, 30952), (7592, 26606), (7738, 26104), (11024, 18323), (13052, 15476), (13303, 15184)]