25210760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 60220800

約数和(自身を除く): 35010040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 268, 335, 409, 460, 536, 670, 818, 920, 1340, 1541, 1636, 2045, 2680, 3082, 3272, 4090, 6164, 7705, 8180, 9407, 12328, 15410, 16360, 18814, 27403, 30820, 37628, 47035, 54806, 61640, 75256, 94070, 109612, 137015, 188140, 219224, 274030, 376280, 548060, 630269, 1096120, 1260538, 2521076, 3151345, 5042152, 6302690, 12605380, 25210760]

約数ペア:

[(1, 25210760), (2, 12605380), (4, 6302690), (5, 5042152), (8, 3151345), (10, 2521076), (20, 1260538), (23, 1096120), (40, 630269), (46, 548060), (67, 376280), (92, 274030), (115, 219224), (134, 188140), (184, 137015), (230, 109612), (268, 94070), (335, 75256), (409, 61640), (460, 54806), (536, 47035), (670, 37628), (818, 30820), (920, 27403), (1340, 18814), (1541, 16360), (1636, 15410), (2045, 12328), (2680, 9407), (3082, 8180), (3272, 7705), (4090, 6164)]