72043712

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:817

約数の個数: 56

約数和(自身を含む): 155368752

約数和(自身を除く): 83325040

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 131, 208, 262, 416, 524, 661, 832, 1048, 1322, 1703, 2096, 2644, 3406, 4192, 5288, 6812, 8384, 8593, 10576, 13624, 17186, 21152, 27248, 34372, 42304, 54496, 68744, 86591, 108992, 137488, 173182, 274976, 346364, 549952, 692728, 1125683, 1385456, 2251366, 2770912, 4502732, 5541824, 9005464, 18010928, 36021856, 72043712]

約数ペア:

[(1, 72043712), (2, 36021856), (4, 18010928), (8, 9005464), (13, 5541824), (16, 4502732), (26, 2770912), (32, 2251366), (52, 1385456), (64, 1125683), (104, 692728), (131, 549952), (208, 346364), (262, 274976), (416, 173182), (524, 137488), (661, 108992), (832, 86591), (1048, 68744), (1322, 54496), (1703, 42304), (2096, 34372), (2644, 27248), (3406, 21152), (4192, 17186), (5288, 13624), (6812, 10576), (8384, 8593)]