81955510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 183399552

約数和(自身を除く): 101444042

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 113, 130, 182, 226, 455, 565, 791, 797, 910, 1130, 1469, 1582, 1594, 2938, 3955, 3985, 5579, 7345, 7910, 7970, 10283, 10361, 11158, 14690, 20566, 20722, 27895, 51415, 51805, 55790, 72527, 90061, 102830, 103610, 145054, 180122, 362635, 450305, 630427, 725270, 900610, 1170793, 1260854, 2341586, 3152135, 5853965, 6304270, 8195551, 11707930, 16391102, 40977755, 81955510]

約数ペア:

[(1, 81955510), (2, 40977755), (5, 16391102), (7, 11707930), (10, 8195551), (13, 6304270), (14, 5853965), (26, 3152135), (35, 2341586), (65, 1260854), (70, 1170793), (91, 900610), (113, 725270), (130, 630427), (182, 450305), (226, 362635), (455, 180122), (565, 145054), (791, 103610), (797, 102830), (910, 90061), (1130, 72527), (1469, 55790), (1582, 51805), (1594, 51415), (2938, 27895), (3955, 20722), (3985, 20566), (5579, 14690), (7345, 11158), (7910, 10361), (7970, 10283)]