25228504

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 57657600

約数和(自身を除く): 32429096

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 131, 133, 152, 181, 262, 266, 362, 524, 532, 724, 917, 1048, 1064, 1267, 1448, 1834, 2489, 2534, 3439, 3668, 4978, 5068, 6878, 7336, 9956, 10136, 13756, 17423, 19912, 23711, 24073, 27512, 34846, 47422, 48146, 69692, 94844, 96292, 139384, 165977, 189688, 192584, 331954, 450509, 663908, 901018, 1327816, 1802036, 3153563, 3604072, 6307126, 12614252, 25228504]

約数ペア:

[(1, 25228504), (2, 12614252), (4, 6307126), (7, 3604072), (8, 3153563), (14, 1802036), (19, 1327816), (28, 901018), (38, 663908), (56, 450509), (76, 331954), (131, 192584), (133, 189688), (152, 165977), (181, 139384), (262, 96292), (266, 94844), (362, 69692), (524, 48146), (532, 47422), (724, 34846), (917, 27512), (1048, 24073), (1064, 23711), (1267, 19912), (1448, 17423), (1834, 13756), (2489, 10136), (2534, 9956), (3439, 7336), (3668, 6878), (4978, 5068)]