4055265

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 80

約数和(自身を含む): 8363520

約数和(自身を除く): 4308255

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 31, 45, 51, 57, 81, 85, 93, 95, 135, 153, 155, 171, 255, 279, 285, 323, 405, 459, 465, 513, 527, 589, 765, 837, 855, 969, 1377, 1395, 1539, 1581, 1615, 1767, 2295, 2511, 2565, 2635, 2907, 2945, 4185, 4743, 4845, 5301, 6885, 7695, 7905, 8721, 8835, 10013, 12555, 14229, 14535, 15903, 23715, 26163, 26505, 30039, 42687, 43605, 47709, 50065, 71145, 79515, 90117, 130815, 150195, 213435, 238545, 270351, 450585, 811053, 1351755, 4055265]

約数ペア:

[(1, 4055265), (3, 1351755), (5, 811053), (9, 450585), (15, 270351), (17, 238545), (19, 213435), (27, 150195), (31, 130815), (45, 90117), (51, 79515), (57, 71145), (81, 50065), (85, 47709), (93, 43605), (95, 42687), (135, 30039), (153, 26505), (155, 26163), (171, 23715), (255, 15903), (279, 14535), (285, 14229), (323, 12555), (405, 10013), (459, 8835), (465, 8721), (513, 7905), (527, 7695), (589, 6885), (765, 5301), (837, 4845), (855, 4743), (969, 4185), (1377, 2945), (1395, 2907), (1539, 2635), (1581, 2565), (1615, 2511), (1767, 2295)]