25913644

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 26341076

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 62, 68, 76, 124, 323, 527, 589, 646, 647, 1054, 1178, 1292, 1294, 2108, 2356, 2588, 10013, 10999, 12293, 20026, 20057, 21998, 24586, 40052, 40114, 43996, 49172, 80228, 208981, 340969, 381083, 417962, 681938, 762166, 835924, 1363876, 1524332, 6478411, 12956822, 25913644]

約数ペア:

[(1, 25913644), (2, 12956822), (4, 6478411), (17, 1524332), (19, 1363876), (31, 835924), (34, 762166), (38, 681938), (62, 417962), (68, 381083), (76, 340969), (124, 208981), (323, 80228), (527, 49172), (589, 43996), (646, 40114), (647, 40052), (1054, 24586), (1178, 21998), (1292, 20057), (1294, 20026), (2108, 12293), (2356, 10999), (2588, 10013)]