1428508675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 2107865088

約数和(自身を除く): 679356413

約数列:

[1, 5, 11, 25, 31, 41, 55, 61, 67, 155, 205, 275, 305, 335, 341, 451, 671, 737, 775, 1025, 1271, 1525, 1675, 1705, 1891, 2077, 2255, 2501, 2747, 3355, 3685, 4087, 6355, 8525, 9455, 10385, 11275, 12505, 13735, 13981, 16775, 18425, 20435, 20801, 22847, 27511, 30217, 31775, 44957, 47275, 51925, 62525, 68675, 69905, 77531, 85157, 102175, 104005, 114235, 126697, 137555, 151085, 167567, 224785, 349525, 387655, 425785, 520025, 571175, 633485, 687775, 755425, 837835, 852841, 936727, 1123925, 1393667, 1843237, 1938275, 2128925, 3167425, 4189175, 4264205, 4683635, 5194577, 6968335, 9216185, 21321025, 23418175, 25972885, 34841675, 46080925, 57140347, 129864425, 285701735, 1428508675]

約数ペア:

[(1, 1428508675), (5, 285701735), (11, 129864425), (25, 57140347), (31, 46080925), (41, 34841675), (55, 25972885), (61, 23418175), (67, 21321025), (155, 9216185), (205, 6968335), (275, 5194577), (305, 4683635), (335, 4264205), (341, 4189175), (451, 3167425), (671, 2128925), (737, 1938275), (775, 1843237), (1025, 1393667), (1271, 1123925), (1525, 936727), (1675, 852841), (1705, 837835), (1891, 755425), (2077, 687775), (2255, 633485), (2501, 571175), (2747, 520025), (3355, 425785), (3685, 387655), (4087, 349525), (6355, 224785), (8525, 167567), (9455, 151085), (10385, 137555), (11275, 126697), (12505, 114235), (13735, 104005), (13981, 102175), (16775, 85157), (18425, 77531), (20435, 69905), (20801, 68675), (22847, 62525), (27511, 51925), (30217, 47275), (31775, 44957)]