90402160

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:358

約数の個数: 80

約数和(自身を含む): 216950400

約数和(自身を除く): 126548240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 107, 118, 179, 214, 236, 295, 358, 428, 472, 535, 590, 716, 856, 895, 944, 1070, 1180, 1432, 1712, 1790, 2140, 2360, 2864, 3580, 4280, 4720, 6313, 7160, 8560, 10561, 12626, 14320, 19153, 21122, 25252, 31565, 38306, 42244, 50504, 52805, 63130, 76612, 84488, 95765, 101008, 105610, 126260, 153224, 168976, 191530, 211220, 252520, 306448, 383060, 422440, 505040, 766120, 844880, 1130027, 1532240, 2260054, 4520108, 5650135, 9040216, 11300270, 18080432, 22600540, 45201080, 90402160]

約数ペア:

[(1, 90402160), (2, 45201080), (4, 22600540), (5, 18080432), (8, 11300270), (10, 9040216), (16, 5650135), (20, 4520108), (40, 2260054), (59, 1532240), (80, 1130027), (107, 844880), (118, 766120), (179, 505040), (214, 422440), (236, 383060), (295, 306448), (358, 252520), (428, 211220), (472, 191530), (535, 168976), (590, 153224), (716, 126260), (856, 105610), (895, 101008), (944, 95765), (1070, 84488), (1180, 76612), (1432, 63130), (1712, 52805), (1790, 50504), (2140, 42244), (2360, 38306), (2864, 31565), (3580, 25252), (4280, 21122), (4720, 19153), (6313, 14320), (7160, 12626), (8560, 10561)]