25760680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 38106200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 461, 508, 635, 922, 1016, 1270, 1397, 1844, 2305, 2540, 2794, 3688, 4610, 5071, 5080, 5588, 6985, 9220, 10142, 11176, 13970, 18440, 20284, 25355, 27940, 40568, 50710, 55880, 58547, 101420, 117094, 202840, 234188, 292735, 468376, 585470, 644017, 1170940, 1288034, 2341880, 2576068, 3220085, 5152136, 6440170, 12880340, 25760680]

約数ペア:

[(1, 25760680), (2, 12880340), (4, 6440170), (5, 5152136), (8, 3220085), (10, 2576068), (11, 2341880), (20, 1288034), (22, 1170940), (40, 644017), (44, 585470), (55, 468376), (88, 292735), (110, 234188), (127, 202840), (220, 117094), (254, 101420), (440, 58547), (461, 55880), (508, 50710), (635, 40568), (922, 27940), (1016, 25355), (1270, 20284), (1397, 18440), (1844, 13970), (2305, 11176), (2540, 10142), (2794, 9220), (3688, 6985), (4610, 5588), (5071, 5080)]