81529008

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 251983872

約数和(自身を除く): 170454864

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 31, 33, 34, 44, 48, 51, 62, 66, 68, 88, 93, 102, 124, 132, 136, 176, 186, 187, 204, 248, 264, 272, 293, 341, 372, 374, 408, 496, 527, 528, 561, 586, 682, 744, 748, 816, 879, 1023, 1054, 1122, 1172, 1364, 1488, 1496, 1581, 1758, 2046, 2108, 2244, 2344, 2728, 2992, 3162, 3223, 3516, 4092, 4216, 4488, 4688, 4981, 5456, 5797, 6324, 6446, 7032, 8184, 8432, 8976, 9083, 9669, 9962, 11594, 12648, 12892, 14064, 14943, 16368, 17391, 18166, 19338, 19924, 23188, 25296, 25784, 27249, 29886, 34782, 36332, 38676, 39848, 46376, 51568, 54498, 54791, 59772, 69564, 72664, 77352, 79696, 92752, 99913, 108996, 109582, 119544, 139128, 145328, 154411, 154704, 164373, 199826, 217992, 219164, 239088, 278256, 299739, 308822, 328746, 399652, 435984, 438328, 463233, 599478, 617644, 657492, 799304, 876656, 926466, 1198956, 1235288, 1314984, 1598608, 1698521, 1852932, 2397912, 2470576, 2629968, 3397042, 3705864, 4795824, 5095563, 6794084, 7411728, 10191126, 13588168, 20382252, 27176336, 40764504, 81529008]

約数ペア:

[(1, 81529008), (2, 40764504), (3, 27176336), (4, 20382252), (6, 13588168), (8, 10191126), (11, 7411728), (12, 6794084), (16, 5095563), (17, 4795824), (22, 3705864), (24, 3397042), (31, 2629968), (33, 2470576), (34, 2397912), (44, 1852932), (48, 1698521), (51, 1598608), (62, 1314984), (66, 1235288), (68, 1198956), (88, 926466), (93, 876656), (102, 799304), (124, 657492), (132, 617644), (136, 599478), (176, 463233), (186, 438328), (187, 435984), (204, 399652), (248, 328746), (264, 308822), (272, 299739), (293, 278256), (341, 239088), (372, 219164), (374, 217992), (408, 199826), (496, 164373), (527, 154704), (528, 154411), (561, 145328), (586, 139128), (682, 119544), (744, 109582), (748, 108996), (816, 99913), (879, 92752), (1023, 79696), (1054, 77352), (1122, 72664), (1172, 69564), (1364, 59772), (1488, 54791), (1496, 54498), (1581, 51568), (1758, 46376), (2046, 39848), (2108, 38676), (2244, 36332), (2344, 34782), (2728, 29886), (2992, 27249), (3162, 25784), (3223, 25296), (3516, 23188), (4092, 19924), (4216, 19338), (4488, 18166), (4688, 17391), (4981, 16368), (5456, 14943), (5797, 14064), (6324, 12892), (6446, 12648), (7032, 11594), (8184, 9962), (8432, 9669), (8976, 9083)]