13680784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 31216752

約数和(自身を除く): 17535968

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 53, 68, 73, 104, 106, 136, 146, 208, 212, 221, 272, 292, 424, 442, 584, 689, 848, 884, 901, 949, 1168, 1241, 1378, 1768, 1802, 1898, 2482, 2756, 3536, 3604, 3796, 3869, 4964, 5512, 7208, 7592, 7738, 9928, 11024, 11713, 14416, 15184, 15476, 16133, 19856, 23426, 30952, 32266, 46852, 50297, 61904, 64532, 65773, 93704, 100594, 129064, 131546, 187408, 201188, 258128, 263092, 402376, 526184, 804752, 855049, 1052368, 1710098, 3420196, 6840392, 13680784]

約数ペア:

[(1, 13680784), (2, 6840392), (4, 3420196), (8, 1710098), (13, 1052368), (16, 855049), (17, 804752), (26, 526184), (34, 402376), (52, 263092), (53, 258128), (68, 201188), (73, 187408), (104, 131546), (106, 129064), (136, 100594), (146, 93704), (208, 65773), (212, 64532), (221, 61904), (272, 50297), (292, 46852), (424, 32266), (442, 30952), (584, 23426), (689, 19856), (848, 16133), (884, 15476), (901, 15184), (949, 14416), (1168, 11713), (1241, 11024), (1378, 9928), (1768, 7738), (1802, 7592), (1898, 7208), (2482, 5512), (2756, 4964), (3536, 3869), (3604, 3796)]