25169816

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 56263680

約数和(自身を除く): 31093864

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 73, 94, 131, 146, 188, 262, 292, 329, 376, 511, 524, 584, 658, 917, 1022, 1048, 1316, 1834, 2044, 2632, 3431, 3668, 4088, 6157, 6862, 7336, 9563, 12314, 13724, 19126, 24017, 24628, 27448, 38252, 43099, 48034, 49256, 66941, 76504, 86198, 96068, 133882, 172396, 192136, 267764, 344792, 449461, 535528, 898922, 1797844, 3146227, 3595688, 6292454, 12584908, 25169816]

約数ペア:

[(1, 25169816), (2, 12584908), (4, 6292454), (7, 3595688), (8, 3146227), (14, 1797844), (28, 898922), (47, 535528), (56, 449461), (73, 344792), (94, 267764), (131, 192136), (146, 172396), (188, 133882), (262, 96068), (292, 86198), (329, 76504), (376, 66941), (511, 49256), (524, 48034), (584, 43099), (658, 38252), (917, 27448), (1022, 24628), (1048, 24017), (1316, 19126), (1834, 13724), (2044, 12314), (2632, 9563), (3431, 7336), (3668, 6862), (4088, 6157)]