25472812

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 45511200

約数和(自身を除く): 20038388

約数列:

[1, 2, 4, 71, 142, 257, 284, 349, 514, 698, 1028, 1396, 18247, 24779, 36494, 49558, 72988, 89693, 99116, 179386, 358772, 6368203, 12736406, 25472812]

約数ペア:

[(1, 25472812), (2, 12736406), (4, 6368203), (71, 358772), (142, 179386), (257, 99116), (284, 89693), (349, 72988), (514, 49558), (698, 36494), (1028, 24779), (1396, 18247)]