85154615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 135717120

約数和(自身を除く): 50562505

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 101, 109, 119, 221, 455, 505, 545, 595, 707, 763, 1105, 1313, 1417, 1547, 1717, 1853, 3535, 3815, 6565, 7085, 7735, 8585, 9191, 9265, 9919, 11009, 12019, 12971, 22321, 24089, 45955, 49595, 55045, 60095, 64855, 77063, 111605, 120445, 143117, 156247, 168623, 187153, 385315, 715585, 781235, 843115, 935765, 1001819, 1310071, 2432989, 5009095, 6550355, 12164945, 17030923, 85154615]

約数ペア:

[(1, 85154615), (5, 17030923), (7, 12164945), (13, 6550355), (17, 5009095), (35, 2432989), (65, 1310071), (85, 1001819), (91, 935765), (101, 843115), (109, 781235), (119, 715585), (221, 385315), (455, 187153), (505, 168623), (545, 156247), (595, 143117), (707, 120445), (763, 111605), (1105, 77063), (1313, 64855), (1417, 60095), (1547, 55045), (1717, 49595), (1853, 45955), (3535, 24089), (3815, 22321), (6565, 12971), (7085, 12019), (7735, 11009), (8585, 9919), (9191, 9265)]