12712589015

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{461}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 18195674112

約数和(自身を除く): 5483085097

約数列:

[1, 5, 7, 35, 43, 73, 215, 251, 301, 365, 461, 511, 1255, 1505, 1757, 2305, 2555, 3139, 3227, 8785, 10793, 15695, 16135, 18323, 19823, 21973, 33653, 53965, 75551, 91615, 99115, 109865, 115711, 128261, 138761, 168265, 235571, 377755, 578555, 641305, 693805, 787889, 809977, 1177855, 1447079, 3939445, 4049885, 4975573, 5515223, 7235395, 8446903, 10129553, 24877865, 27576115, 34829011, 42234515, 50647765, 59128321, 174145055, 295641605, 363216829, 1816084145, 2542517803, 12712589015]

約数ペア:

[(1, 12712589015), (5, 2542517803), (7, 1816084145), (35, 363216829), (43, 295641605), (73, 174145055), (215, 59128321), (251, 50647765), (301, 42234515), (365, 34829011), (461, 27576115), (511, 24877865), (1255, 10129553), (1505, 8446903), (1757, 7235395), (2305, 5515223), (2555, 4975573), (3139, 4049885), (3227, 3939445), (8785, 1447079), (10793, 1177855), (15695, 809977), (16135, 787889), (18323, 693805), (19823, 641305), (21973, 578555), (33653, 377755), (53965, 235571), (75551, 168265), (91615, 138761), (99115, 128261), (109865, 115711)]