66385880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 169445520

約数和(自身を除く): 103059640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 157, 220, 248, 310, 314, 341, 440, 620, 628, 682, 785, 961, 1240, 1256, 1364, 1570, 1705, 1727, 1922, 2728, 3140, 3410, 3454, 3844, 4805, 4867, 6280, 6820, 6908, 7688, 8635, 9610, 9734, 10571, 13640, 13816, 17270, 19220, 19468, 21142, 24335, 34540, 38440, 38936, 42284, 48670, 52855, 53537, 69080, 84568, 97340, 105710, 107074, 150877, 194680, 211420, 214148, 267685, 301754, 422840, 428296, 535370, 603508, 754385, 1070740, 1207016, 1508770, 1659647, 2141480, 3017540, 3319294, 6035080, 6638588, 8298235, 13277176, 16596470, 33192940, 66385880]

約数ペア:

[(1, 66385880), (2, 33192940), (4, 16596470), (5, 13277176), (8, 8298235), (10, 6638588), (11, 6035080), (20, 3319294), (22, 3017540), (31, 2141480), (40, 1659647), (44, 1508770), (55, 1207016), (62, 1070740), (88, 754385), (110, 603508), (124, 535370), (155, 428296), (157, 422840), (220, 301754), (248, 267685), (310, 214148), (314, 211420), (341, 194680), (440, 150877), (620, 107074), (628, 105710), (682, 97340), (785, 84568), (961, 69080), (1240, 53537), (1256, 52855), (1364, 48670), (1570, 42284), (1705, 38936), (1727, 38440), (1922, 34540), (2728, 24335), (3140, 21142), (3410, 19468), (3454, 19220), (3844, 17270), (4805, 13816), (4867, 13640), (6280, 10571), (6820, 9734), (6908, 9610), (7688, 8635)]