54921880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105619}}^1$

素因数の和:105643

約数の個数: 32

約数和(自身を含む): 133081200

約数和(自身を除く): 78159320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 105619, 211238, 422476, 528095, 844952, 1056190, 1373047, 2112380, 2746094, 4224760, 5492188, 6865235, 10984376, 13730470, 27460940, 54921880]

約数ペア:

[(1, 54921880), (2, 27460940), (4, 13730470), (5, 10984376), (8, 6865235), (10, 5492188), (13, 4224760), (20, 2746094), (26, 2112380), (40, 1373047), (52, 1056190), (65, 844952), (104, 528095), (130, 422476), (260, 211238), (520, 105619)]