13236517720

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{9829}}^1$

素因数の和:10228

約数の個数: 64

約数和(自身を含む): 30129343200

約数和(自身を除く): 16892825480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 257, 262, 514, 524, 655, 1028, 1048, 1285, 1310, 2056, 2570, 2620, 5140, 5240, 9829, 10280, 19658, 33667, 39316, 49145, 67334, 78632, 98290, 134668, 168335, 196580, 269336, 336670, 393160, 673340, 1287599, 1346680, 2526053, 2575198, 5052106, 5150396, 6437995, 10104212, 10300792, 12630265, 12875990, 20208424, 25260530, 25751980, 50521060, 51503960, 101042120, 330912943, 661825886, 1323651772, 1654564715, 2647303544, 3309129430, 6618258860, 13236517720]

約数ペア:

[(1, 13236517720), (2, 6618258860), (4, 3309129430), (5, 2647303544), (8, 1654564715), (10, 1323651772), (20, 661825886), (40, 330912943), (131, 101042120), (257, 51503960), (262, 50521060), (514, 25751980), (524, 25260530), (655, 20208424), (1028, 12875990), (1048, 12630265), (1285, 10300792), (1310, 10104212), (2056, 6437995), (2570, 5150396), (2620, 5052106), (5140, 2575198), (5240, 2526053), (9829, 1346680), (10280, 1287599), (19658, 673340), (33667, 393160), (39316, 336670), (49145, 269336), (67334, 196580), (78632, 168335), (98290, 134668)]