90313960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2473}}^1$

素因数の和:2578

約数の個数: 64

約数和(自身を含む): 224441280

約数和(自身を除く): 134127320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 830, 913, 1660, 1826, 2473, 3320, 3652, 4565, 4946, 7304, 9130, 9892, 12365, 18260, 19784, 24730, 27203, 36520, 49460, 54406, 98920, 108812, 136015, 205259, 217624, 272030, 410518, 544060, 821036, 1026295, 1088120, 1642072, 2052590, 2257849, 4105180, 4515698, 8210360, 9031396, 11289245, 18062792, 22578490, 45156980, 90313960]

約数ペア:

[(1, 90313960), (2, 45156980), (4, 22578490), (5, 18062792), (8, 11289245), (10, 9031396), (11, 8210360), (20, 4515698), (22, 4105180), (40, 2257849), (44, 2052590), (55, 1642072), (83, 1088120), (88, 1026295), (110, 821036), (166, 544060), (220, 410518), (332, 272030), (415, 217624), (440, 205259), (664, 136015), (830, 108812), (913, 98920), (1660, 54406), (1826, 49460), (2473, 36520), (3320, 27203), (3652, 24730), (4565, 19784), (4946, 18260), (7304, 12365), (9130, 9892)]