78836415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 155443200

約数和(自身を除く): 76606785

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 285, 301, 399, 645, 665, 817, 903, 919, 1505, 1995, 2451, 2757, 4085, 4515, 4595, 5719, 6433, 12255, 13785, 17157, 17461, 19299, 28595, 32165, 39517, 52383, 85785, 87305, 96495, 118551, 122227, 197585, 261915, 276619, 366681, 592755, 611135, 750823, 829857, 1383095, 1833405, 2252469, 3754115, 4149285, 5255761, 11262345, 15767283, 26278805, 78836415]

約数ペア:

[(1, 78836415), (3, 26278805), (5, 15767283), (7, 11262345), (15, 5255761), (19, 4149285), (21, 3754115), (35, 2252469), (43, 1833405), (57, 1383095), (95, 829857), (105, 750823), (129, 611135), (133, 592755), (215, 366681), (285, 276619), (301, 261915), (399, 197585), (645, 122227), (665, 118551), (817, 96495), (903, 87305), (919, 85785), (1505, 52383), (1995, 39517), (2451, 32165), (2757, 28595), (4085, 19299), (4515, 17461), (4595, 17157), (5719, 13785), (6433, 12255)]