71218784

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:728

約数の個数: 96

約数和(自身を含む): 177500736

約数和(自身を除く): 106281952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 224, 259, 296, 364, 416, 481, 518, 592, 661, 728, 962, 1036, 1184, 1322, 1456, 1924, 2072, 2644, 2912, 3367, 3848, 4144, 4627, 5288, 6734, 7696, 8288, 8593, 9254, 10576, 13468, 15392, 17186, 18508, 21152, 24457, 26936, 34372, 37016, 48914, 53872, 60151, 68744, 74032, 97828, 107744, 120302, 137488, 148064, 171199, 195656, 240604, 274976, 317941, 342398, 391312, 481208, 635882, 684796, 782624, 962416, 1271764, 1369592, 1924832, 2225587, 2543528, 2739184, 4451174, 5087056, 5478368, 8902348, 10174112, 17804696, 35609392, 71218784]

約数ペア:

[(1, 71218784), (2, 35609392), (4, 17804696), (7, 10174112), (8, 8902348), (13, 5478368), (14, 5087056), (16, 4451174), (26, 2739184), (28, 2543528), (32, 2225587), (37, 1924832), (52, 1369592), (56, 1271764), (74, 962416), (91, 782624), (104, 684796), (112, 635882), (148, 481208), (182, 391312), (208, 342398), (224, 317941), (259, 274976), (296, 240604), (364, 195656), (416, 171199), (481, 148064), (518, 137488), (592, 120302), (661, 107744), (728, 97828), (962, 74032), (1036, 68744), (1184, 60151), (1322, 53872), (1456, 48914), (1924, 37016), (2072, 34372), (2644, 26936), (2912, 24457), (3367, 21152), (3848, 18508), (4144, 17186), (4627, 15392), (5288, 13468), (6734, 10576), (7696, 9254), (8288, 8593)]