254647510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{2843}}^1$

素因数の和:2929

約数の個数: 48

約数和(自身を含む): 505879344

約数和(自身を除く): 251231834

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 169, 265, 338, 530, 689, 845, 1378, 1690, 2843, 3445, 5686, 6890, 8957, 14215, 17914, 28430, 36959, 44785, 73918, 89570, 150679, 184795, 301358, 369590, 480467, 753395, 960934, 1506790, 1958827, 2402335, 3917654, 4804670, 9794135, 19588270, 25464751, 50929502, 127323755, 254647510]

約数ペア:

[(1, 254647510), (2, 127323755), (5, 50929502), (10, 25464751), (13, 19588270), (26, 9794135), (53, 4804670), (65, 3917654), (106, 2402335), (130, 1958827), (169, 1506790), (265, 960934), (338, 753395), (530, 480467), (689, 369590), (845, 301358), (1378, 184795), (1690, 150679), (2843, 89570), (3445, 73918), (5686, 44785), (6890, 36959), (8957, 28430), (14215, 17914)]