25807648

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 53089344

約数和(自身を除く): 27281696

約数列:

[1, 2, 4, 8, 16, 32, 37, 71, 74, 142, 148, 284, 296, 307, 568, 592, 614, 1136, 1184, 1228, 2272, 2456, 2627, 4912, 5254, 9824, 10508, 11359, 21016, 21797, 22718, 42032, 43594, 45436, 84064, 87188, 90872, 174376, 181744, 348752, 363488, 697504, 806489, 1612978, 3225956, 6451912, 12903824, 25807648]

約数ペア:

[(1, 25807648), (2, 12903824), (4, 6451912), (8, 3225956), (16, 1612978), (32, 806489), (37, 697504), (71, 363488), (74, 348752), (142, 181744), (148, 174376), (284, 90872), (296, 87188), (307, 84064), (568, 45436), (592, 43594), (614, 42032), (1136, 22718), (1184, 21797), (1228, 21016), (2272, 11359), (2456, 10508), (2627, 9824), (4912, 5254)]