64389325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 111992832

約数和(自身を除く): 47603507

約数列:

[1, 5, 7, 11, 13, 25, 31, 35, 55, 65, 77, 83, 91, 143, 155, 175, 217, 275, 325, 341, 385, 403, 415, 455, 581, 715, 775, 913, 1001, 1079, 1085, 1705, 1925, 2015, 2075, 2275, 2387, 2573, 2821, 2905, 3575, 4433, 4565, 5005, 5395, 5425, 6391, 7553, 8525, 10075, 11869, 11935, 12865, 14105, 14525, 18011, 22165, 22825, 25025, 26975, 28303, 31031, 31955, 33449, 37765, 59345, 59675, 64325, 70525, 83083, 90055, 110825, 141515, 155155, 159775, 167245, 188825, 198121, 234143, 296725, 367939, 415415, 450275, 707575, 775775, 836225, 990605, 1170715, 1839695, 2077075, 2575573, 4953025, 5853575, 9198475, 12877865, 64389325]

約数ペア:

[(1, 64389325), (5, 12877865), (7, 9198475), (11, 5853575), (13, 4953025), (25, 2575573), (31, 2077075), (35, 1839695), (55, 1170715), (65, 990605), (77, 836225), (83, 775775), (91, 707575), (143, 450275), (155, 415415), (175, 367939), (217, 296725), (275, 234143), (325, 198121), (341, 188825), (385, 167245), (403, 159775), (415, 155155), (455, 141515), (581, 110825), (715, 90055), (775, 83083), (913, 70525), (1001, 64325), (1079, 59675), (1085, 59345), (1705, 37765), (1925, 33449), (2015, 31955), (2075, 31031), (2275, 28303), (2387, 26975), (2573, 25025), (2821, 22825), (2905, 22165), (3575, 18011), (4433, 14525), (4565, 14105), (5005, 12865), (5395, 11935), (5425, 11869), (6391, 10075), (7553, 8525)]