61309040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 154865088

約数和(自身を除く): 93556048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 167, 208, 260, 334, 353, 520, 668, 706, 835, 1040, 1336, 1412, 1670, 1765, 2171, 2672, 2824, 3340, 3530, 4342, 4589, 5648, 6680, 7060, 8684, 9178, 10855, 13360, 14120, 17368, 18356, 21710, 22945, 28240, 34736, 36712, 43420, 45890, 58951, 73424, 86840, 91780, 117902, 173680, 183560, 235804, 294755, 367120, 471608, 589510, 766363, 943216, 1179020, 1532726, 2358040, 3065452, 3831815, 4716080, 6130904, 7663630, 12261808, 15327260, 30654520, 61309040]

約数ペア:

[(1, 61309040), (2, 30654520), (4, 15327260), (5, 12261808), (8, 7663630), (10, 6130904), (13, 4716080), (16, 3831815), (20, 3065452), (26, 2358040), (40, 1532726), (52, 1179020), (65, 943216), (80, 766363), (104, 589510), (130, 471608), (167, 367120), (208, 294755), (260, 235804), (334, 183560), (353, 173680), (520, 117902), (668, 91780), (706, 86840), (835, 73424), (1040, 58951), (1336, 45890), (1412, 43420), (1670, 36712), (1765, 34736), (2171, 28240), (2672, 22945), (2824, 21710), (3340, 18356), (3530, 17368), (4342, 14120), (4589, 13360), (5648, 10855), (6680, 9178), (7060, 8684)]