71521148545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{499}}^1$

素因数の和:959

約数の個数: 128

約数和(自身を含む): 115706880000

約数和(自身を除く): 44185731455

約数列:

[1, 5, 7, 11, 17, 35, 55, 61, 77, 85, 119, 187, 305, 359, 385, 427, 499, 595, 671, 935, 1037, 1309, 1795, 2135, 2495, 2513, 3355, 3493, 3949, 4697, 5185, 5489, 6103, 6545, 7259, 8483, 11407, 12565, 17465, 19745, 21899, 23485, 27445, 27643, 30439, 30515, 36295, 38423, 42415, 42721, 57035, 59381, 67133, 79849, 93313, 109495, 138215, 152195, 153293, 179141, 192115, 213073, 213605, 240889, 296905, 334829, 335665, 372283, 399245, 466565, 469931, 517463, 653191, 766465, 895705, 1065365, 1204445, 1253987, 1674145, 1686223, 1861415, 1970551, 2343803, 2349655, 2587315, 2605981, 3045397, 3265955, 3622241, 4095113, 5692093, 6269935, 8431115, 9852755, 10927601, 11719015, 13029905, 13793857, 15226985, 18111205, 20475565, 21317779, 28460465, 28665791, 33499367, 39844651, 54638005, 68969285, 76493207, 106588895, 120203611, 143328955, 167496835, 185769217, 199223255, 234495569, 382466035, 601018055, 841425277, 928846085, 1172477845, 1300384519, 2043461387, 4207126385, 6501922595, 10217306935, 14304229709, 71521148545]

約数ペア:

[(1, 71521148545), (5, 14304229709), (7, 10217306935), (11, 6501922595), (17, 4207126385), (35, 2043461387), (55, 1300384519), (61, 1172477845), (77, 928846085), (85, 841425277), (119, 601018055), (187, 382466035), (305, 234495569), (359, 199223255), (385, 185769217), (427, 167496835), (499, 143328955), (595, 120203611), (671, 106588895), (935, 76493207), (1037, 68969285), (1309, 54638005), (1795, 39844651), (2135, 33499367), (2495, 28665791), (2513, 28460465), (3355, 21317779), (3493, 20475565), (3949, 18111205), (4697, 15226985), (5185, 13793857), (5489, 13029905), (6103, 11719015), (6545, 10927601), (7259, 9852755), (8483, 8431115), (11407, 6269935), (12565, 5692093), (17465, 4095113), (19745, 3622241), (21899, 3265955), (23485, 3045397), (27445, 2605981), (27643, 2587315), (30439, 2349655), (30515, 2343803), (36295, 1970551), (38423, 1861415), (42415, 1686223), (42721, 1674145), (57035, 1253987), (59381, 1204445), (67133, 1065365), (79849, 895705), (93313, 766465), (109495, 653191), (138215, 517463), (152195, 469931), (153293, 466565), (179141, 399245), (192115, 372283), (213073, 335665), (213605, 334829), (240889, 296905)]