20159396565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{7127}}^1$

素因数の和:7263

約数の個数: 128

約数和(自身を含む): 42042654720

約数和(自身を除く): 21883258155

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 79, 93, 105, 155, 165, 217, 231, 237, 341, 385, 395, 465, 553, 651, 869, 1023, 1085, 1155, 1185, 1659, 1705, 2387, 2449, 2607, 2765, 3255, 4345, 5115, 6083, 7127, 7161, 7347, 8295, 11935, 12245, 13035, 17143, 18249, 21381, 26939, 30415, 35635, 35805, 36735, 49889, 51429, 78397, 80817, 85715, 91245, 106905, 134695, 149667, 188573, 220937, 235191, 249445, 257145, 391985, 404085, 548779, 563033, 565719, 662811, 748335, 942865, 1104685, 1175955, 1546559, 1646337, 1689099, 2430307, 2743895, 2815165, 2828595, 3314055, 3941231, 4639677, 6193363, 7290921, 7732795, 8231685, 8445495, 11823693, 12151535, 17012149, 17454023, 18580089, 19706155, 23198385, 30966815, 36454605, 43353541, 51036447, 52362069, 59118465, 85060745, 87270115, 92900445, 122178161, 130060623, 191994253, 216767705, 255182235, 261810345, 366534483, 575982759, 610890805, 650303115, 959971265, 1343959771, 1832672415, 2879913795, 4031879313, 6719798855, 20159396565]

約数ペア:

[(1, 20159396565), (3, 6719798855), (5, 4031879313), (7, 2879913795), (11, 1832672415), (15, 1343959771), (21, 959971265), (31, 650303115), (33, 610890805), (35, 575982759), (55, 366534483), (77, 261810345), (79, 255182235), (93, 216767705), (105, 191994253), (155, 130060623), (165, 122178161), (217, 92900445), (231, 87270115), (237, 85060745), (341, 59118465), (385, 52362069), (395, 51036447), (465, 43353541), (553, 36454605), (651, 30966815), (869, 23198385), (1023, 19706155), (1085, 18580089), (1155, 17454023), (1185, 17012149), (1659, 12151535), (1705, 11823693), (2387, 8445495), (2449, 8231685), (2607, 7732795), (2765, 7290921), (3255, 6193363), (4345, 4639677), (5115, 3941231), (6083, 3314055), (7127, 2828595), (7161, 2815165), (7347, 2743895), (8295, 2430307), (11935, 1689099), (12245, 1646337), (13035, 1546559), (17143, 1175955), (18249, 1104685), (21381, 942865), (26939, 748335), (30415, 662811), (35635, 565719), (35805, 563033), (36735, 548779), (49889, 404085), (51429, 391985), (78397, 257145), (80817, 249445), (85715, 235191), (91245, 220937), (106905, 188573), (134695, 149667)]