85880988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 245306880

約数和(自身を除く): 159425892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 53, 57, 69, 76, 92, 103, 106, 114, 138, 159, 171, 206, 207, 212, 228, 276, 309, 318, 342, 412, 414, 437, 477, 618, 636, 684, 828, 874, 927, 954, 1007, 1219, 1236, 1311, 1748, 1854, 1908, 1957, 2014, 2369, 2438, 2622, 3021, 3657, 3708, 3914, 3933, 4028, 4738, 4876, 5244, 5459, 5871, 6042, 7107, 7314, 7828, 7866, 9063, 9476, 10918, 10971, 11742, 12084, 14214, 14628, 15732, 16377, 17613, 18126, 21321, 21836, 21942, 23161, 23484, 28428, 32754, 35226, 36252, 42642, 43884, 45011, 46322, 49131, 65508, 69483, 70452, 85284, 90022, 92644, 98262, 103721, 125557, 135033, 138966, 180044, 196524, 207442, 208449, 251114, 270066, 277932, 311163, 376671, 405099, 414884, 416898, 502228, 540132, 622326, 753342, 810198, 833796, 933489, 1130013, 1244652, 1506684, 1620396, 1866978, 2260026, 2385583, 3733956, 4520052, 4771166, 7156749, 9542332, 14313498, 21470247, 28626996, 42940494, 85880988]

約数ペア:

[(1, 85880988), (2, 42940494), (3, 28626996), (4, 21470247), (6, 14313498), (9, 9542332), (12, 7156749), (18, 4771166), (19, 4520052), (23, 3733956), (36, 2385583), (38, 2260026), (46, 1866978), (53, 1620396), (57, 1506684), (69, 1244652), (76, 1130013), (92, 933489), (103, 833796), (106, 810198), (114, 753342), (138, 622326), (159, 540132), (171, 502228), (206, 416898), (207, 414884), (212, 405099), (228, 376671), (276, 311163), (309, 277932), (318, 270066), (342, 251114), (412, 208449), (414, 207442), (437, 196524), (477, 180044), (618, 138966), (636, 135033), (684, 125557), (828, 103721), (874, 98262), (927, 92644), (954, 90022), (1007, 85284), (1219, 70452), (1236, 69483), (1311, 65508), (1748, 49131), (1854, 46322), (1908, 45011), (1957, 43884), (2014, 42642), (2369, 36252), (2438, 35226), (2622, 32754), (3021, 28428), (3657, 23484), (3708, 23161), (3914, 21942), (3933, 21836), (4028, 21321), (4738, 18126), (4876, 17613), (5244, 16377), (5459, 15732), (5871, 14628), (6042, 14214), (7107, 12084), (7314, 11742), (7828, 10971), (7866, 10918), (9063, 9476)]