53209640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 139345920

約数和(自身を除く): 86136280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 47, 55, 62, 83, 88, 94, 110, 124, 155, 166, 188, 220, 235, 248, 310, 332, 341, 376, 415, 440, 470, 517, 620, 664, 682, 830, 913, 940, 1034, 1240, 1364, 1457, 1660, 1705, 1826, 1880, 2068, 2573, 2585, 2728, 2914, 3320, 3410, 3652, 3901, 4136, 4565, 5146, 5170, 5828, 6820, 7285, 7304, 7802, 9130, 10292, 10340, 11656, 12865, 13640, 14570, 15604, 16027, 18260, 19505, 20584, 20680, 25730, 28303, 29140, 31208, 32054, 36520, 39010, 42911, 51460, 56606, 58280, 64108, 78020, 80135, 85822, 102920, 113212, 120931, 128216, 141515, 156040, 160270, 171644, 214555, 226424, 241862, 283030, 320540, 343288, 429110, 483724, 566060, 604655, 641080, 858220, 967448, 1132120, 1209310, 1330241, 1716440, 2418620, 2660482, 4837240, 5320964, 6651205, 10641928, 13302410, 26604820, 53209640]

約数ペア:

[(1, 53209640), (2, 26604820), (4, 13302410), (5, 10641928), (8, 6651205), (10, 5320964), (11, 4837240), (20, 2660482), (22, 2418620), (31, 1716440), (40, 1330241), (44, 1209310), (47, 1132120), (55, 967448), (62, 858220), (83, 641080), (88, 604655), (94, 566060), (110, 483724), (124, 429110), (155, 343288), (166, 320540), (188, 283030), (220, 241862), (235, 226424), (248, 214555), (310, 171644), (332, 160270), (341, 156040), (376, 141515), (415, 128216), (440, 120931), (470, 113212), (517, 102920), (620, 85822), (664, 80135), (682, 78020), (830, 64108), (913, 58280), (940, 56606), (1034, 51460), (1240, 42911), (1364, 39010), (1457, 36520), (1660, 32054), (1705, 31208), (1826, 29140), (1880, 28303), (2068, 25730), (2573, 20680), (2585, 20584), (2728, 19505), (2914, 18260), (3320, 16027), (3410, 15604), (3652, 14570), (3901, 13640), (4136, 12865), (4565, 11656), (5146, 10340), (5170, 10292), (5828, 9130), (6820, 7802), (7285, 7304)]