20736528085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 33370444800

約数和(自身を除く): 12633916715

約数列:

[1, 5, 7, 13, 19, 35, 37, 65, 91, 95, 133, 185, 241, 247, 259, 269, 455, 481, 665, 703, 1205, 1235, 1295, 1345, 1687, 1729, 1883, 2405, 3133, 3367, 3497, 3515, 4579, 4921, 5111, 8435, 8645, 8917, 9139, 9415, 9953, 15665, 16835, 17485, 21931, 22895, 24479, 24605, 25555, 32053, 35777, 44585, 45695, 49765, 59527, 62419, 63973, 64829, 66443, 69671, 109655, 115921, 122395, 129389, 160265, 169423, 178885, 189107, 297635, 312095, 319865, 324145, 332215, 348355, 416689, 453803, 465101, 579605, 646945, 811447, 842777, 847115, 905723, 945535, 1185961, 1231751, 1323749, 2083445, 2202499, 2269015, 2325505, 2398673, 2458391, 4057235, 4213885, 4528615, 5899439, 5929805, 6158755, 6618745, 8622257, 11012495, 11993365, 12291955, 15417493, 16012763, 16790711, 17208737, 29497195, 31182749, 43111285, 45574787, 77087465, 80063815, 83953555, 86043685, 112089341, 155913745, 218279243, 227873935, 319023509, 560446705, 592472231, 1091396215, 1595117545, 2962361155, 4147305617, 20736528085]

約数ペア:

[(1, 20736528085), (5, 4147305617), (7, 2962361155), (13, 1595117545), (19, 1091396215), (35, 592472231), (37, 560446705), (65, 319023509), (91, 227873935), (95, 218279243), (133, 155913745), (185, 112089341), (241, 86043685), (247, 83953555), (259, 80063815), (269, 77087465), (455, 45574787), (481, 43111285), (665, 31182749), (703, 29497195), (1205, 17208737), (1235, 16790711), (1295, 16012763), (1345, 15417493), (1687, 12291955), (1729, 11993365), (1883, 11012495), (2405, 8622257), (3133, 6618745), (3367, 6158755), (3497, 5929805), (3515, 5899439), (4579, 4528615), (4921, 4213885), (5111, 4057235), (8435, 2458391), (8645, 2398673), (8917, 2325505), (9139, 2269015), (9415, 2202499), (9953, 2083445), (15665, 1323749), (16835, 1231751), (17485, 1185961), (21931, 945535), (22895, 905723), (24479, 847115), (24605, 842777), (25555, 811447), (32053, 646945), (35777, 579605), (44585, 465101), (45695, 453803), (49765, 416689), (59527, 348355), (62419, 332215), (63973, 324145), (64829, 319865), (66443, 312095), (69671, 297635), (109655, 189107), (115921, 178885), (122395, 169423), (129389, 160265)]