51070005

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 115240320

約数和(自身を除く): 64170315

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 35, 45, 49, 53, 57, 63, 69, 95, 105, 115, 133, 147, 159, 161, 171, 207, 245, 265, 285, 315, 345, 371, 399, 437, 441, 477, 483, 665, 735, 795, 805, 855, 931, 1007, 1035, 1113, 1127, 1197, 1219, 1311, 1449, 1855, 1995, 2185, 2205, 2385, 2415, 2597, 2793, 3021, 3059, 3339, 3381, 3657, 3933, 4655, 5035, 5565, 5635, 5985, 6095, 6555, 7049, 7245, 7791, 8379, 8533, 9063, 9177, 10143, 10971, 12985, 13965, 15105, 15295, 16695, 16905, 18285, 19665, 21147, 21413, 23161, 23373, 25599, 27531, 35245, 38955, 41895, 42665, 45315, 45885, 49343, 50715, 54855, 59731, 63441, 64239, 69483, 76797, 105735, 107065, 115805, 116865, 127995, 137655, 148029, 162127, 179193, 192717, 208449, 246715, 298655, 317205, 321195, 347415, 383985, 444087, 486381, 537579, 740145, 810635, 895965, 963585, 1042245, 1134889, 1459143, 2220435, 2431905, 2687895, 3404667, 5674445, 7295715, 10214001, 17023335, 51070005]

約数ペア:

[(1, 51070005), (3, 17023335), (5, 10214001), (7, 7295715), (9, 5674445), (15, 3404667), (19, 2687895), (21, 2431905), (23, 2220435), (35, 1459143), (45, 1134889), (49, 1042245), (53, 963585), (57, 895965), (63, 810635), (69, 740145), (95, 537579), (105, 486381), (115, 444087), (133, 383985), (147, 347415), (159, 321195), (161, 317205), (171, 298655), (207, 246715), (245, 208449), (265, 192717), (285, 179193), (315, 162127), (345, 148029), (371, 137655), (399, 127995), (437, 116865), (441, 115805), (477, 107065), (483, 105735), (665, 76797), (735, 69483), (795, 64239), (805, 63441), (855, 59731), (931, 54855), (1007, 50715), (1035, 49343), (1113, 45885), (1127, 45315), (1197, 42665), (1219, 41895), (1311, 38955), (1449, 35245), (1855, 27531), (1995, 25599), (2185, 23373), (2205, 23161), (2385, 21413), (2415, 21147), (2597, 19665), (2793, 18285), (3021, 16905), (3059, 16695), (3339, 15295), (3381, 15105), (3657, 13965), (3933, 12985), (4655, 10971), (5035, 10143), (5565, 9177), (5635, 9063), (5985, 8533), (6095, 8379), (6555, 7791), (7049, 7245)]