78894996838

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{72977}}^1$

素因数の和:73117

約数の個数: 64

約数和(自身を含む): 145274093568

約数和(自身を除く): 66379096730

約数列:

[1, 2, 7, 14, 31, 47, 53, 62, 94, 106, 217, 329, 371, 434, 658, 742, 1457, 1643, 2491, 2914, 3286, 4982, 10199, 11501, 17437, 20398, 23002, 34874, 72977, 77221, 145954, 154442, 510839, 540547, 1021678, 1081094, 2262287, 3429919, 3867781, 4524574, 6859838, 7735562, 15836009, 24009433, 27074467, 31672018, 48018866, 54148934, 106327489, 119901211, 181785707, 212654978, 239802422, 363571414, 744292423, 839308477, 1272499949, 1488584846, 1678616954, 2544999898, 5635356917, 11270713834, 39447498419, 78894996838]

約数ペア:

[(1, 78894996838), (2, 39447498419), (7, 11270713834), (14, 5635356917), (31, 2544999898), (47, 1678616954), (53, 1488584846), (62, 1272499949), (94, 839308477), (106, 744292423), (217, 363571414), (329, 239802422), (371, 212654978), (434, 181785707), (658, 119901211), (742, 106327489), (1457, 54148934), (1643, 48018866), (2491, 31672018), (2914, 27074467), (3286, 24009433), (4982, 15836009), (10199, 7735562), (11501, 6859838), (17437, 4524574), (20398, 3867781), (23002, 3429919), (34874, 2262287), (72977, 1081094), (77221, 1021678), (145954, 540547), (154442, 510839)]