68425720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3793}}^1$

素因数の和:3856

約数の個数: 64

約数和(自身を含む): 172095840

約数和(自身を除く): 103670120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 3793, 4510, 7586, 9020, 15172, 18040, 18965, 30344, 37930, 41723, 75860, 83446, 151720, 155513, 166892, 208615, 311026, 333784, 417230, 622052, 777565, 834460, 1244104, 1555130, 1668920, 1710643, 3110260, 3421286, 6220520, 6842572, 8553215, 13685144, 17106430, 34212860, 68425720]

約数ペア:

[(1, 68425720), (2, 34212860), (4, 17106430), (5, 13685144), (8, 8553215), (10, 6842572), (11, 6220520), (20, 3421286), (22, 3110260), (40, 1710643), (41, 1668920), (44, 1555130), (55, 1244104), (82, 834460), (88, 777565), (110, 622052), (164, 417230), (205, 333784), (220, 311026), (328, 208615), (410, 166892), (440, 155513), (451, 151720), (820, 83446), (902, 75860), (1640, 41723), (1804, 37930), (2255, 30344), (3608, 18965), (3793, 18040), (4510, 15172), (7586, 9020)]