56980820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3271}}^1$

素因数の和:3360

約数の個数: 48

約数和(自身を含む): 130827648

約数和(自身を除く): 73846828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3271, 3484, 4355, 6542, 8710, 13084, 16355, 17420, 32710, 42523, 65420, 85046, 170092, 212615, 219157, 425230, 438314, 850460, 876628, 1095785, 2191570, 2849041, 4383140, 5698082, 11396164, 14245205, 28490410, 56980820]

約数ペア:

[(1, 56980820), (2, 28490410), (4, 14245205), (5, 11396164), (10, 5698082), (13, 4383140), (20, 2849041), (26, 2191570), (52, 1095785), (65, 876628), (67, 850460), (130, 438314), (134, 425230), (260, 219157), (268, 212615), (335, 170092), (670, 85046), (871, 65420), (1340, 42523), (1742, 32710), (3271, 17420), (3484, 16355), (4355, 13084), (6542, 8710)]