54995680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20219}}^1$

素因数の和:20251

約数の個数: 48

約数和(自身を含む): 137576880

約数和(自身を除く): 82581200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20219, 40438, 80876, 101095, 161752, 202190, 323504, 343723, 404380, 647008, 687446, 808760, 1374892, 1617520, 1718615, 2749784, 3235040, 3437230, 5499568, 6874460, 10999136, 13748920, 27497840, 54995680]

約数ペア:

[(1, 54995680), (2, 27497840), (4, 13748920), (5, 10999136), (8, 6874460), (10, 5499568), (16, 3437230), (17, 3235040), (20, 2749784), (32, 1718615), (34, 1617520), (40, 1374892), (68, 808760), (80, 687446), (85, 647008), (136, 404380), (160, 343723), (170, 323504), (272, 202190), (340, 161752), (544, 101095), (680, 80876), (1360, 40438), (2720, 20219)]