90121845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 177759360

約数和(自身を除く): 87637515

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 89, 95, 165, 187, 209, 255, 267, 285, 323, 361, 445, 561, 627, 935, 969, 979, 1045, 1083, 1335, 1513, 1615, 1691, 1805, 2805, 2937, 3135, 3553, 3971, 4539, 4845, 4895, 5073, 5415, 6137, 7565, 8455, 10659, 11913, 14685, 16643, 17765, 18411, 18601, 19855, 22695, 25365, 28747, 30685, 32129, 49929, 53295, 55803, 59565, 67507, 83215, 86241, 92055, 93005, 96387, 143735, 160645, 202521, 249645, 279015, 316217, 337535, 353419, 431205, 481935, 546193, 948651, 1012605, 1060257, 1581085, 1638579, 1767095, 2730965, 4743255, 5301285, 6008123, 8192895, 18024369, 30040615, 90121845]

約数ペア:

[(1, 90121845), (3, 30040615), (5, 18024369), (11, 8192895), (15, 6008123), (17, 5301285), (19, 4743255), (33, 2730965), (51, 1767095), (55, 1638579), (57, 1581085), (85, 1060257), (89, 1012605), (95, 948651), (165, 546193), (187, 481935), (209, 431205), (255, 353419), (267, 337535), (285, 316217), (323, 279015), (361, 249645), (445, 202521), (561, 160645), (627, 143735), (935, 96387), (969, 93005), (979, 92055), (1045, 86241), (1083, 83215), (1335, 67507), (1513, 59565), (1615, 55803), (1691, 53295), (1805, 49929), (2805, 32129), (2937, 30685), (3135, 28747), (3553, 25365), (3971, 22695), (4539, 19855), (4845, 18601), (4895, 18411), (5073, 17765), (5415, 16643), (6137, 14685), (7565, 11913), (8455, 10659)]