2489965504

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157513}}^1$

素因数の和:157557

約数の個数: 56

約数和(自身を含む): 5601197840

約数和(自身を除く): 3111232336

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 7904, 15808, 157513, 315026, 630052, 1260104, 2047669, 2520208, 2992747, 4095338, 5040416, 5985494, 8190676, 10080832, 11970988, 16381352, 23941976, 32762704, 38905711, 47883952, 65525408, 77811422, 95767904, 131050816, 155622844, 191535808, 311245688, 622491376, 1244982752, 2489965504]

約数ペア:

[(1, 2489965504), (2, 1244982752), (4, 622491376), (8, 311245688), (13, 191535808), (16, 155622844), (19, 131050816), (26, 95767904), (32, 77811422), (38, 65525408), (52, 47883952), (64, 38905711), (76, 32762704), (104, 23941976), (152, 16381352), (208, 11970988), (247, 10080832), (304, 8190676), (416, 5985494), (494, 5040416), (608, 4095338), (832, 2992747), (988, 2520208), (1216, 2047669), (1976, 1260104), (3952, 630052), (7904, 315026), (15808, 157513)]