72533968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 163020816

約数和(自身を除く): 90486848

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 73, 104, 136, 146, 208, 221, 272, 281, 292, 442, 562, 584, 884, 949, 1124, 1168, 1241, 1768, 1898, 2248, 2482, 3536, 3653, 3796, 4496, 4777, 4964, 7306, 7592, 9554, 9928, 14612, 15184, 16133, 19108, 19856, 20513, 29224, 32266, 38216, 41026, 58448, 62101, 64532, 76432, 82052, 124202, 129064, 164104, 248404, 258128, 266669, 328208, 348721, 496808, 533338, 697442, 993616, 1066676, 1394884, 2133352, 2789768, 4266704, 4533373, 5579536, 9066746, 18133492, 36266984, 72533968]

約数ペア:

[(1, 72533968), (2, 36266984), (4, 18133492), (8, 9066746), (13, 5579536), (16, 4533373), (17, 4266704), (26, 2789768), (34, 2133352), (52, 1394884), (68, 1066676), (73, 993616), (104, 697442), (136, 533338), (146, 496808), (208, 348721), (221, 328208), (272, 266669), (281, 258128), (292, 248404), (442, 164104), (562, 129064), (584, 124202), (884, 82052), (949, 76432), (1124, 64532), (1168, 62101), (1241, 58448), (1768, 41026), (1898, 38216), (2248, 32266), (2482, 29224), (3536, 20513), (3653, 19856), (3796, 19108), (4496, 16133), (4777, 15184), (4964, 14612), (7306, 9928), (7592, 9554)]