520019265

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:958

約数の個数: 64

約数和(自身を含む): 917913600

約数和(自身を除く): 397894335

約数列:

[1, 3, 5, 15, 19, 31, 57, 71, 93, 95, 155, 213, 285, 355, 465, 589, 829, 1065, 1349, 1767, 2201, 2487, 2945, 4047, 4145, 6603, 6745, 8835, 11005, 12435, 15751, 20235, 25699, 33015, 41819, 47253, 58859, 77097, 78755, 125457, 128495, 176577, 209095, 236265, 294295, 385485, 488281, 627285, 882885, 1118321, 1464843, 1824629, 2441405, 3354963, 5473887, 5591605, 7324215, 9123145, 16774815, 27369435, 34667951, 104003853, 173339755, 520019265]

約数ペア:

[(1, 520019265), (3, 173339755), (5, 104003853), (15, 34667951), (19, 27369435), (31, 16774815), (57, 9123145), (71, 7324215), (93, 5591605), (95, 5473887), (155, 3354963), (213, 2441405), (285, 1824629), (355, 1464843), (465, 1118321), (589, 882885), (829, 627285), (1065, 488281), (1349, 385485), (1767, 294295), (2201, 236265), (2487, 209095), (2945, 176577), (4047, 128495), (4145, 125457), (6603, 78755), (6745, 77097), (8835, 58859), (11005, 47253), (12435, 41819), (15751, 33015), (20235, 25699)]