25341280

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3863}}^1$

素因数の和:3919

約数の個数: 48

約数和(自身を含む): 61344864

約数和(自身を除く): 36003584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 3863, 6560, 7726, 15452, 19315, 30904, 38630, 61808, 77260, 123616, 154520, 158383, 309040, 316766, 618080, 633532, 791915, 1267064, 1583830, 2534128, 3167660, 5068256, 6335320, 12670640, 25341280]

約数ペア:

[(1, 25341280), (2, 12670640), (4, 6335320), (5, 5068256), (8, 3167660), (10, 2534128), (16, 1583830), (20, 1267064), (32, 791915), (40, 633532), (41, 618080), (80, 316766), (82, 309040), (160, 158383), (164, 154520), (205, 123616), (328, 77260), (410, 61808), (656, 38630), (820, 30904), (1312, 19315), (1640, 15452), (3280, 7726), (3863, 6560)]