51620660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 135136512

約数和(自身を除く): 83515852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 113, 130, 140, 182, 226, 251, 260, 364, 452, 455, 502, 565, 791, 910, 1004, 1130, 1255, 1469, 1582, 1757, 1820, 2260, 2510, 2938, 3164, 3263, 3514, 3955, 5020, 5876, 6526, 7028, 7345, 7910, 8785, 10283, 13052, 14690, 15820, 16315, 17570, 20566, 22841, 28363, 29380, 32630, 35140, 41132, 45682, 51415, 56726, 65260, 91364, 102830, 113452, 114205, 141815, 198541, 205660, 228410, 283630, 368719, 397082, 456820, 567260, 737438, 794164, 992705, 1474876, 1843595, 1985410, 2581033, 3687190, 3970820, 5162066, 7374380, 10324132, 12905165, 25810330, 51620660]

約数ペア:

[(1, 51620660), (2, 25810330), (4, 12905165), (5, 10324132), (7, 7374380), (10, 5162066), (13, 3970820), (14, 3687190), (20, 2581033), (26, 1985410), (28, 1843595), (35, 1474876), (52, 992705), (65, 794164), (70, 737438), (91, 567260), (113, 456820), (130, 397082), (140, 368719), (182, 283630), (226, 228410), (251, 205660), (260, 198541), (364, 141815), (452, 114205), (455, 113452), (502, 102830), (565, 91364), (791, 65260), (910, 56726), (1004, 51415), (1130, 45682), (1255, 41132), (1469, 35140), (1582, 32630), (1757, 29380), (1820, 28363), (2260, 22841), (2510, 20566), (2938, 17570), (3164, 16315), (3263, 15820), (3514, 14690), (3955, 13052), (5020, 10283), (5876, 8785), (6526, 7910), (7028, 7345)]