2560655344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{25073}}^1$

素因数の和:25585

約数の個数: 40

約数和(自身を含む): 5354001072

約数和(自身を除く): 2793345728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 982, 1964, 3928, 6383, 7856, 12766, 25073, 25532, 50146, 51064, 100292, 102128, 200584, 325949, 401168, 651898, 1303796, 2607592, 5215184, 12310843, 24621686, 49243372, 98486744, 160040959, 196973488, 320081918, 640163836, 1280327672, 2560655344]

約数ペア:

[(1, 2560655344), (2, 1280327672), (4, 640163836), (8, 320081918), (13, 196973488), (16, 160040959), (26, 98486744), (52, 49243372), (104, 24621686), (208, 12310843), (491, 5215184), (982, 2607592), (1964, 1303796), (3928, 651898), (6383, 401168), (7856, 325949), (12766, 200584), (25073, 102128), (25532, 100292), (50146, 51064)]