64957616

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 128706048

約数和(自身を除く): 63748432

約数列:

[1, 2, 4, 8, 16, 71, 142, 211, 271, 284, 422, 542, 568, 844, 1084, 1136, 1688, 2168, 3376, 4336, 14981, 19241, 29962, 38482, 57181, 59924, 76964, 114362, 119848, 153928, 228724, 239696, 307856, 457448, 914896, 4059851, 8119702, 16239404, 32478808, 64957616]

約数ペア:

[(1, 64957616), (2, 32478808), (4, 16239404), (8, 8119702), (16, 4059851), (71, 914896), (142, 457448), (211, 307856), (271, 239696), (284, 228724), (422, 153928), (542, 119848), (568, 114362), (844, 76964), (1084, 59924), (1136, 57181), (1688, 38482), (2168, 29962), (3376, 19241), (4336, 14981)]