72247760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:700

約数の個数: 80

約数和(自身を含む): 182654976

約数和(自身を除く): 110407216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 547, 635, 1016, 1040, 1094, 1270, 1651, 2032, 2188, 2540, 2735, 3302, 4376, 5080, 5470, 6604, 7111, 8255, 8752, 10160, 10940, 13208, 14222, 16510, 21880, 26416, 28444, 33020, 35555, 43760, 56888, 66040, 69469, 71110, 113776, 132080, 138938, 142220, 277876, 284440, 347345, 555752, 568880, 694690, 903097, 1111504, 1389380, 1806194, 2778760, 3612388, 4515485, 5557520, 7224776, 9030970, 14449552, 18061940, 36123880, 72247760]

約数ペア:

[(1, 72247760), (2, 36123880), (4, 18061940), (5, 14449552), (8, 9030970), (10, 7224776), (13, 5557520), (16, 4515485), (20, 3612388), (26, 2778760), (40, 1806194), (52, 1389380), (65, 1111504), (80, 903097), (104, 694690), (127, 568880), (130, 555752), (208, 347345), (254, 284440), (260, 277876), (508, 142220), (520, 138938), (547, 132080), (635, 113776), (1016, 71110), (1040, 69469), (1094, 66040), (1270, 56888), (1651, 43760), (2032, 35555), (2188, 33020), (2540, 28444), (2735, 26416), (3302, 21880), (4376, 16510), (5080, 14222), (5470, 13208), (6604, 10940), (7111, 10160), (8255, 8752)]