25128268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 25674932

約数列:

[1, 2, 4, 11, 22, 29, 44, 47, 58, 94, 116, 188, 319, 419, 517, 638, 838, 1034, 1276, 1363, 1676, 2068, 2726, 4609, 5452, 9218, 12151, 14993, 18436, 19693, 24302, 29986, 39386, 48604, 59972, 78772, 133661, 216623, 267322, 433246, 534644, 571097, 866492, 1142194, 2284388, 6282067, 12564134, 25128268]

約数ペア:

[(1, 25128268), (2, 12564134), (4, 6282067), (11, 2284388), (22, 1142194), (29, 866492), (44, 571097), (47, 534644), (58, 433246), (94, 267322), (116, 216623), (188, 133661), (319, 78772), (419, 59972), (517, 48604), (638, 39386), (838, 29986), (1034, 24302), (1276, 19693), (1363, 18436), (1676, 14993), (2068, 12151), (2726, 9218), (4609, 5452)]