66810380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{36709}}^1$

素因数の和:36738

約数の個数: 48

約数和(自身を含む): 172683840

約数和(自身を除く): 105873460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 36709, 73418, 146836, 183545, 256963, 367090, 477217, 513926, 734180, 954434, 1027852, 1284815, 1908868, 2386085, 2569630, 3340519, 4772170, 5139260, 6681038, 9544340, 13362076, 16702595, 33405190, 66810380]

約数ペア:

[(1, 66810380), (2, 33405190), (4, 16702595), (5, 13362076), (7, 9544340), (10, 6681038), (13, 5139260), (14, 4772170), (20, 3340519), (26, 2569630), (28, 2386085), (35, 1908868), (52, 1284815), (65, 1027852), (70, 954434), (91, 734180), (130, 513926), (140, 477217), (182, 367090), (260, 256963), (364, 183545), (455, 146836), (910, 73418), (1820, 36709)]