72481552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 167489280

約数和(自身を除く): 95007728

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 401, 572, 632, 802, 869, 1027, 1144, 1264, 1604, 1738, 2054, 2288, 3208, 3476, 4108, 4411, 5213, 6416, 6952, 8216, 8822, 10426, 11297, 13904, 16432, 17644, 20852, 22594, 31679, 35288, 41704, 45188, 57343, 63358, 70576, 83408, 90376, 114686, 126716, 180752, 229372, 253432, 348469, 411827, 458744, 506864, 696938, 823654, 917488, 1393876, 1647308, 2787752, 3294616, 4530097, 5575504, 6589232, 9060194, 18120388, 36240776, 72481552]

約数ペア:

[(1, 72481552), (2, 36240776), (4, 18120388), (8, 9060194), (11, 6589232), (13, 5575504), (16, 4530097), (22, 3294616), (26, 2787752), (44, 1647308), (52, 1393876), (79, 917488), (88, 823654), (104, 696938), (143, 506864), (158, 458744), (176, 411827), (208, 348469), (286, 253432), (316, 229372), (401, 180752), (572, 126716), (632, 114686), (802, 90376), (869, 83408), (1027, 70576), (1144, 63358), (1264, 57343), (1604, 45188), (1738, 41704), (2054, 35288), (2288, 31679), (3208, 22594), (3476, 20852), (4108, 17644), (4411, 16432), (5213, 13904), (6416, 11297), (6952, 10426), (8216, 8822)]