7810738520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1\times {\mathrm{18119}}^1$

素因数の和:18972

約数の個数: 64

約数和(自身を含む): 18949896000

約数和(自身を除く): 11139157480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 829, 1658, 3316, 4145, 6632, 8290, 10777, 16580, 18119, 21554, 33160, 36238, 43108, 53885, 72476, 86216, 90595, 107770, 144952, 181190, 215540, 235547, 362380, 431080, 471094, 724760, 942188, 1177735, 1884376, 2355470, 4710940, 9421880, 15020651, 30041302, 60082604, 75103255, 120165208, 150206510, 195268463, 300413020, 390536926, 600826040, 781073852, 976342315, 1562147704, 1952684630, 3905369260, 7810738520]

約数ペア:

[(1, 7810738520), (2, 3905369260), (4, 1952684630), (5, 1562147704), (8, 976342315), (10, 781073852), (13, 600826040), (20, 390536926), (26, 300413020), (40, 195268463), (52, 150206510), (65, 120165208), (104, 75103255), (130, 60082604), (260, 30041302), (520, 15020651), (829, 9421880), (1658, 4710940), (3316, 2355470), (4145, 1884376), (6632, 1177735), (8290, 942188), (10777, 724760), (16580, 471094), (18119, 431080), (21554, 362380), (33160, 235547), (36238, 215540), (43108, 181190), (53885, 144952), (72476, 107770), (86216, 90595)]