65334280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1789}}^1$

素因数の和:1894

約数の個数: 64

約数和(自身を含む): 162388800

約数和(自身を除く): 97054520

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, 1789, 1826, 3320, 3578, 3652, 4565, 7156, 7304, 8945, 9130, 14312, 17890, 18260, 19679, 35780, 36520, 39358, 71560, 78716, 98395, 148487, 157432, 196790, 296974, 393580, 593948, 742435, 787160, 1187896, 1484870, 1633357, 2969740, 3266714, 5939480, 6533428, 8166785, 13066856, 16333570, 32667140, 65334280]

約数ペア:

[(1, 65334280), (2, 32667140), (4, 16333570), (5, 13066856), (8, 8166785), (10, 6533428), (11, 5939480), (20, 3266714), (22, 2969740), (40, 1633357), (44, 1484870), (55, 1187896), (83, 787160), (88, 742435), (110, 593948), (166, 393580), (220, 296974), (332, 196790), (415, 157432), (440, 148487), (664, 98395), (830, 78716), (913, 71560), (1660, 39358), (1789, 36520), (1826, 35780), (3320, 19679), (3578, 18260), (3652, 17890), (4565, 14312), (7156, 9130), (7304, 8945)]