25002784

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 57153600

約数和(自身を除く): 32150816

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 41, 59, 68, 76, 82, 118, 136, 152, 164, 236, 272, 304, 323, 328, 472, 544, 608, 646, 656, 697, 779, 944, 1003, 1121, 1292, 1312, 1394, 1558, 1888, 2006, 2242, 2419, 2584, 2788, 3116, 4012, 4484, 4838, 5168, 5576, 6232, 8024, 8968, 9676, 10336, 11152, 12464, 13243, 16048, 17936, 19057, 19352, 22304, 24928, 26486, 32096, 35872, 38114, 38704, 41123, 45961, 52972, 76228, 77408, 82246, 91922, 105944, 152456, 164492, 183844, 211888, 304912, 328984, 367688, 423776, 609824, 657968, 735376, 781337, 1315936, 1470752, 1562674, 3125348, 6250696, 12501392, 25002784]

約数ペア:

[(1, 25002784), (2, 12501392), (4, 6250696), (8, 3125348), (16, 1562674), (17, 1470752), (19, 1315936), (32, 781337), (34, 735376), (38, 657968), (41, 609824), (59, 423776), (68, 367688), (76, 328984), (82, 304912), (118, 211888), (136, 183844), (152, 164492), (164, 152456), (236, 105944), (272, 91922), (304, 82246), (323, 77408), (328, 76228), (472, 52972), (544, 45961), (608, 41123), (646, 38704), (656, 38114), (697, 35872), (779, 32096), (944, 26486), (1003, 24928), (1121, 22304), (1292, 19352), (1312, 19057), (1394, 17936), (1558, 16048), (1888, 13243), (2006, 12464), (2242, 11152), (2419, 10336), (2584, 9676), (2788, 8968), (3116, 8024), (4012, 6232), (4484, 5576), (4838, 5168)]