55456180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{811}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 126048384

約数和(自身を除く): 70592204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 811, 1052, 1315, 1622, 2630, 3244, 3419, 4055, 5260, 6838, 8110, 10543, 13676, 16220, 17095, 21086, 34190, 42172, 52715, 68380, 105430, 210860, 213293, 426586, 853172, 1066465, 2132930, 2772809, 4265860, 5545618, 11091236, 13864045, 27728090, 55456180]

約数ペア:

[(1, 55456180), (2, 27728090), (4, 13864045), (5, 11091236), (10, 5545618), (13, 4265860), (20, 2772809), (26, 2132930), (52, 1066465), (65, 853172), (130, 426586), (260, 213293), (263, 210860), (526, 105430), (811, 68380), (1052, 52715), (1315, 42172), (1622, 34190), (2630, 21086), (3244, 17095), (3419, 16220), (4055, 13676), (5260, 10543), (6838, 8110)]