56554990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 104872320

約数和(自身を除く): 48317330

約数列:

[1, 2, 5, 10, 41, 82, 205, 271, 410, 509, 542, 1018, 1355, 2545, 2710, 5090, 11111, 20869, 22222, 41738, 55555, 104345, 111110, 137939, 208690, 275878, 689695, 1379390, 5655499, 11310998, 28277495, 56554990]

約数ペア:

[(1, 56554990), (2, 28277495), (5, 11310998), (10, 5655499), (41, 1379390), (82, 689695), (205, 275878), (271, 208690), (410, 137939), (509, 111110), (542, 104345), (1018, 55555), (1355, 41738), (2545, 22222), (2710, 20869), (5090, 11111)]