48851920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 123742080

約数和(自身を除く): 74890160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 107, 130, 208, 214, 260, 428, 439, 520, 535, 856, 878, 1040, 1070, 1391, 1712, 1756, 2140, 2195, 2782, 3512, 4280, 4390, 5564, 5707, 6955, 7024, 8560, 8780, 11128, 11414, 13910, 17560, 22256, 22828, 27820, 28535, 35120, 45656, 46973, 55640, 57070, 91312, 93946, 111280, 114140, 187892, 228280, 234865, 375784, 456560, 469730, 610649, 751568, 939460, 1221298, 1878920, 2442596, 3053245, 3757840, 4885192, 6106490, 9770384, 12212980, 24425960, 48851920]

約数ペア:

[(1, 48851920), (2, 24425960), (4, 12212980), (5, 9770384), (8, 6106490), (10, 4885192), (13, 3757840), (16, 3053245), (20, 2442596), (26, 1878920), (40, 1221298), (52, 939460), (65, 751568), (80, 610649), (104, 469730), (107, 456560), (130, 375784), (208, 234865), (214, 228280), (260, 187892), (428, 114140), (439, 111280), (520, 93946), (535, 91312), (856, 57070), (878, 55640), (1040, 46973), (1070, 45656), (1391, 35120), (1712, 28535), (1756, 27820), (2140, 22828), (2195, 22256), (2782, 17560), (3512, 13910), (4280, 11414), (4390, 11128), (5564, 8780), (5707, 8560), (6955, 7024)]